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Algebra


  • 05:41 How To Prove The Quadratic Formula By Completing The Square

    How To Prove The Quadratic Formula By Completing The Square

    / 102 views

    This algebra video tutorial explains how to prove the quadratic formula by completing square.My Website: https://www.video-tutor.netAmazon Store: https://www.amazon.com/shop/theorganicchemistrytutorSubscribe:https://www.youtube.com/channel/UCEWpbFLzoYGPfu

  • 05:42 Can you solve Dongle's Difficult Dilemma? - Dennis E. Shasha

    Can you solve Dongle's Difficult Dilemma? - Dennis E. Shasha

    / 214 views

    Practice more problem-solving at https://brilliant.org/TedEd--According to legend, three galactic terraformers shaped your planet into a paradise. When their work was done, they left the source of their power behind: three golden hexagons, hidden in dunge

  • 13:53 Math Antics - Number Patterns

    Math Antics - Number Patterns

    / 133 views

    Learn More at mathantics.comVisit http://www.mathantics.com for more Free math videos and additional subscription based content!

  • 13:05 How To Graph Equations in Algebra

    How To Graph Equations in Algebra

    / 93 views

    This algebra video tutorial explains how to graph equations such as linear equations in slope intercept form & standard form as well as quadratic functions using transformations, factoring, & setting up a data table.Algebra Textbooks:https://amzn.to/3cetP

  • 10:52 Compound Interest

    Compound Interest

    / 100 views

    This finance video tutorial explains how to calculate the compound interest on an annual, quarterly, and monthly basis.My Website: https://www.video-tutor.netPatreon: https://www.patreon.com/MathScienceTutorAmazon Store: https://www.amazon.com/shop/theorg

  • 15:21 Why pi^pi^pi^pi could be an integer (for all we know!).

    Why pi^pi^pi^pi could be an integer (for all we know!).

    / 155 views

    Check out the Jane Street programs if you're considering a mathematics/finance/programming job: https://www.janestreet.com/join-jane-street/our-programs/ Here is Tim Gowers's reply to the original tweet: https://twitter.com/wtgowers/status/134621215158170

  • 13:46 Algebra Basics: Laws Of Exponents - Math Antics

    Algebra Basics: Laws Of Exponents - Math Antics

    / 386 views

    This is a re-upload to correct a minor math typo.Learn More at mathantics.comVisit http://www.mathantics.com for more Free math videos and additional subscription based content!

  • 12:01 Algebra Basics: Slope And Distance - Math Antics

    Algebra Basics: Slope And Distance - Math Antics

    / 425 views

    Learn More at mathantics.comVisit http://www.mathantics.com for more Free math videos and additional subscription based content!

  • 06:45 How to Read Math

    How to Read Math

    / 322 views

    Baffled by equations, well no more! Continue learning at this video's sponsor https://brilliant.org/dosLots of people find mathematical equations intimidating because they don't make sense. But they are not hard to understand if you follow a few steps, an

  • 03:49 A Different Way to Solve Quadratic Equations

    A Different Way to Solve Quadratic Equations

    / 338 views

    Here at Expii, we love thinking about new ways to solve any problem, and this is our newest adventure: solving quadratic equations differently. This method takes out the guesswork, is simple, and is easier to understand than what is typically written in t

  • 13:15 Popular Math Antics - Absolute Value

    Math Antics - Absolute Value

    / 794 views

    Learn More at mathantics.comVisit http://www.mathantics.com for more Free math videos and additional subscription based content!

  • 21:42 Popular LET'S PLAY SUPER MARIO QUADRATICS

    LET'S PLAY SUPER MARIO QUADRATICS

    / 1,184 views

    PLAY SUPER MARIO QUADRATICS: https://teacher.desmos.com/activitybuilder/custom/5c7614041509d870d4838bfdDESMOS: https://www.desmos.com/John Rowe's tweet: https://twitter.com/MrJohnRowe/status/1105772206414413824Subscribe to quarterly deliveries of my favor

  • 07:20 How To Make A Cartesian Diver

    How To Make A Cartesian Diver

    / 346 views

    Subscribe to quarterly deliveries of my favorite science+math toys: https://www.curiositybox.com/https://twitter.com/tweetsaucehttps://www.instagram.com/electricpants/Vsauce PO Box: PO Box 33168 L.A. CA 90033MATERIALS: empty squeezable plastic water bottl

  • 14:28 Math Antics - Scientific Notation

    Math Antics - Scientific Notation

    / 635 views

    Learn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!

  • 09:31 Infinite Series - Numberphile

    Infinite Series - Numberphile

    / 298 views

    Fields Medallist Charlie Fefferman talks about some classic infinite series. More links & stuff in full description below ↓↓↓ Charles Fefferman at Princeton: https://www.math.princeton.edu/people/charles-fefferman Numberphile is supported by the Mathemati

  • 11:09 Math Antics - Exponents and Square Roots

    Math Antics - Exponents and Square Roots

    / 688 views

    This is a re-upload. It contains only minor changes to terminology. To learn more about Math Antics, visit www.mathantics.com

  • 18:05 This is what an 1869 MIT entrance exam looks like

    This is what an 1869 MIT entrance exam looks like

    / 392 views

    Explore the foundation of algebra at https://brilliant.org/tibees/ View this exam:https://libraries.mit.edu/archives/exhibits/exam/algebra.html MIT exam archives: https://libraries.mit.edu/archives/exhibits/exam/ In this video I look at the algebra sectio

  • 10:21 Proving 1=2 Bob Ross Style

    Proving 1=2 Bob Ross Style

    / 344 views

    Start learning new skills today at: https://skl.sh/tibees2 Todays episode looks at one 'proof' of 1=2 and points out its flaws. The moral is that you must make sure you are not accidentally dividing by zero in your calculations and also that you should al

  • 40:00 Algebra and Mathematics.  Explained with easy to understand 3D animations.

    Algebra and Mathematics. Explained with easy to understand 3D animations.

    / 333 views

    Explains variables, systems of equations, Cartesian coordinates, and many other concepts. Fun and educational for all ages.

  • 01:43 How to Multiply With Parentheses

    How to Multiply With Parentheses

    / 275 views

    How to Multiply With Parentheses. Part of the series: Math Help With Multiplying. Multiplying with parenthesis requires you to do things in a very specific order. Find out about multiplying with parenthesis with help from a mathematics educator in this fr

  • 02:41 Popular How to Substitute Known or Given Values for the Variables in an Algebraic Expression

    How to Substitute Known or Given Values for the Variables in an Algebraic Expression

    / 874 views

    Substituting known or given values for a variable is required to complete some types of operations. Learn how to substitute known or given values for a variable with help from a mathematics tutor and educator in this free video clip.

  • 01:59 Popular Graphing Inequalities on a Number Line

    Graphing Inequalities on a Number Line

    / 731 views

    When graphing inequalities on a number line, the number line should have 0 in the center and negative numbers on the left side, with positive numbers on the right. Graph inequalities, such as X is greater than 2, with tips from a math teacher in this free

  • 03:04 Steps to Solve Quadradic Equations

    Steps to Solve Quadradic Equations

    / 521 views

    Steps to Solve Quadradic Equations. Part of the series: Equations. Quadtratic equations can be easily solved by following a straightforward, step-by-step process. Learn the steps to solve quadratic equations with help from a mathematics tutor and educator

  • 03:05 Four Steps to Solve a Absolute Value Equation

    Four Steps to Solve a Absolute Value Equation

    / 539 views

    Four Steps to Solve a Absolute Value Equation. Part of the series: Help With Equations. Solving a absolute value equation requires you to complete four distinct steps. Learn the four steps to solve an absolute value equation with help from an experienced

  • 02:53 Slope Equation for Intersecting Lines

    Slope Equation for Intersecting Lines

    / 378 views

    Slope Equation for Intersecting Lines. Part of the series: Equations. Intersecting lines can be properly expressed using the correct slope equation. Find out about the slope equation for intersecting lines with help from a mathematics tutor and educator i

  • 05:48 What Is The Area? "You Should Be Able To Solve This"

    What Is The Area? "You Should Be Able To Solve This"

    / 338 views

    Thanks to Reio in Romania for emailing me this fun problem! What is the area? This puzzle was shared with the tagline "you should be able to solve this." Solution to 5th grade Chinese challenge problem https://youtu.be/OuJQaxZvlYs My blog post for this vi

  • 04:51 Popular Why can't you divide by zero? - TED-Ed

    Why can't you divide by zero? - TED-Ed

    / 739 views

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/why-can-t-you-divide-by-zero In the world of math, many strange results are possible when we change the rules. But there’s one rule that most of us have

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  • 02:59 Proof that 1 = 2.

    Proof that 1 = 2.

    / 365 views

    Using algebra and a little deception, Mr. John Hush proves (or does he?) that 1 = 2 to a class of amazed calculus students.

  • 08:06 Catalan's Conjecture - Numberphile

    Catalan's Conjecture - Numberphile

    / 370 views

    With Dr Holly Krieger from Murray Edwards College, University of Cambridge. Have a look at Brilliant (and get 20% off) here: https://brilliant.org/Numberphile More links & stuff in full description below ↓↓↓ More Numberphile videos with Dr Krieger: http:/

  • 02:29 Popular Division with Zero - Maths Tricks #4

    Division with Zero - Maths Tricks #4

    / 819 views

    In this video Bawa first explains what is division and then goes on to talk about division by zero. You will understand exactly why anything divided by zero is not defined, zero divided by anything is zero and zero divided by itself is indeterminate. This

  • 04:23 The coin flip conundrum - Po-Shen Loh

    The coin flip conundrum - Po-Shen Loh

    / 521 views

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-coin-flip-conundrum-po-shen-loh When you flip a coin to make a decision, there's an equal chance of getting heads and tails. What if you flipped two

  • 01:20 Foiled Proof

    Foiled Proof

    / 357 views

    MinutePhysics is on Google+ - http://bit.ly/qzEwc6 And facebook - http://facebook.com/minutephysics And twitter - @minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in a minute! Music by Nat

  • 05:26 Popular Can you solve the dark coin riddle? - Lisa Winer

    Can you solve the dark coin riddle? - Lisa Winer

    / 1,012 views

    Practice more problem-solving at https://brilliant.org/TedEd/ Solution to the bonus riddle mentioned at the end: https://brilliant.org/tededcoinflip You heard the travelers’ tales, you followed the maps, and now, you’ve finally located the dungeon contain

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  • 04:28 Product rule - Logarithm derivatives example

    Product rule - Logarithm derivatives example

    / 537 views

    Learn calculus with this product rule Derivative example with logarithms and exponential functions. This complete calculus derivatives tutorial explains why and how to use the product rule. To see all my calculus videos check out my website http://MathMee

  • 14:22 What is 0 to the power of 0?

    What is 0 to the power of 0?

    / 403 views

    Great lecture about what 0 to the power 0 really means.

  • 08:28 Finding X and Y Intercepts on a Graph (TTP Video 31)

    Finding X and Y Intercepts on a Graph (TTP Video 31)

    / 381 views

    Defining and finding the X and Y intercepts when given a graph.

  • 29:35 Graphing Lines by Solving for Y and Plotting Points (TTP Video 30)

    Graphing Lines by Solving for Y and Plotting Points (TTP Video 30)

    / 357 views

    An extension of the previous video. Focus will be on development of more elegant graphing techniques.

  • 26:58 Graphing Lines by Plotting Points (TTP Video 29)

    Graphing Lines by Plotting Points (TTP Video 29)

    / 386 views

    How to Graph lines by making tables and plotting points. Focus will be on developing better techniques.

  • 13:24 Popular Basic Linear Functions - Math Antics

    Basic Linear Functions - Math Antics

    / 995 views

    Learn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!

  • 03:48 Pythagorean theorem with right triangle

    Pythagorean theorem with right triangle

    / 478 views

    Pythagorean theorem with right triangle

  • 03:41 Example finding distance with Pythagorean theorem

    Example finding distance with Pythagorean theorem

    / 505 views

    Example finding distance with Pythagorean theorem

  • 22:41 Calculating the optimal sphere packing density: with oranges

    Calculating the optimal sphere packing density: with oranges

    / 457 views

    Check out the corresponding video I made with Steve Mould for his channel. https://youtu.be/O3RsDIWB7s0 Thomas Hales’s proof of the Kepler Conjecture. http://annals.math.princeton.edu/wp-content/uploads/annals-v162-n3-p01.pdf The Kepler Conjecture on wiki

  • 12:55 Popular Math Antics - The Pythagorean Theorem

    Math Antics - The Pythagorean Theorem

    / 1,318 views

    Learn more at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!

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  • 04:32 Popular Math Word problems - Solving triangles

    Math Word problems - Solving triangles

    / 835 views

    Become an expert in solving math word problems! In this problem you will learn how to use triangles to solve the height of a building. A man steps back 50 feet which the angle to the top of the building change 15 degrees. Using this information find the h

  • 03:02 Popular Can you solve the never ending square root?

    Can you solve the never ending square root?

    / 2,033 views

    This never ending square root can actually be solve using basic alegra. Find the exact value of this never square root. This problem is much easier than it looks. My name is Chris and my passion is to teach math. Learning should never be a struggle which

  • 05:47 Popular Imaginary Numbers Are Real [Part 1: Introduction]

    Imaginary Numbers Are Real [Part 1: Introduction]

    / 901 views

    More information and resources: http://www.welchlabs.com Imaginary numbers are not some wild invention, they are the deep and natural result of extending our number system. Imaginary numbers are all about the discovery of numbers existing not in one dimen

  • 05:38 Popular Algebra word problem - System of Equations

    Algebra word problem - System of Equations

    / 860 views

    Solve this fun algebra word problem using a system of equations. If each jar has three cookies, one jar will be empty. If each jar has two cookies, there will be one cookie left over. Use a system of equations to find how many cookies and jars we have. My

  • 07:25 Popular Algebra Word Problem - Factoring

    Algebra Word Problem - Factoring

    / 713 views

    Learn how to solve this algebra word problem by factoring. A garden has an area of 84 square feet and the length is 8 feet longer than the width. You must find the dimensions of the garden using factoring. My name is Chris and my passion is to teach math.

  • 05:24 Popular Math Challenge - Shrinking Pool Problem

    Math Challenge - Shrinking Pool Problem

    / 745 views

    Think you can solve this math challenge? Every time a boy jumps into the pool it shrinks by a certain amount. Thy boy jumps into the pool 3 times. You must find the original length of the pool My name is Chris and my passion is to teach math. Learning sho

  • 04:09 Easy algebra word problem - But can you solve it?

    Easy algebra word problem - But can you solve it?

    / 649 views

    Two workers can build a house in 4 days. One worker can build the house by himself in 6 days. How long would it take the other worker to build the house by himself? Can you solve this easy algebra word problem? My name is Chris and my passion is to teach

  • 11:34 Popular Algebra Basics: What Are Functions? - Math Antics

    Algebra Basics: What Are Functions? - Math Antics

    / 1,196 views

    Learn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!

  • 03:48 Popular Can You Solve This Harvard Admissions Question? Algebra Problem, 1869

    Can You Solve This Harvard Admissions Question? Algebra Problem, 1869

    / 841 views

    The Harvard admissions exam in 1869 included this algebra problem: "A man bought a watch, a chain, and a locket for $216. The watch and locket together cost three times as much as the chain, and the chain and locket together cost half as much as the watch

  • 10:14 Popular Algebra Basics: Graphing On The Coordinate Plane - Math Antics

    Algebra Basics: Graphing On The Coordinate Plane - Math Antics

    / 1,479 views

    Learn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!

  • 02:51 Popular The Horse Horseshoe Boots Viral Algebra Problem - The Correct Answer Explained

    The Horse Horseshoe Boots Viral Algebra Problem - The Correct Answer Explained

    / 1,251 views

    A lot of people are arguing over the correct answer to this algebra problem involving horses, horseshoes, and boots. A Facebook post with this problem has over 500,000 comments. Can you figure it out? In this video I explain the correct answer. Blog post:

  • 04:22 Popular Impossible Algebra Problem

    Impossible Algebra Problem

    / 991 views

    This problem is making the rounds. Can you place numbers in the four boxes so all the equations are true? Blog post (text/image explanation): http://wp.me/p6aMk-4up If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecis

  • 01:57 Popular I Will Read Your Mind - Math Magic Trick

    I Will Read Your Mind - Math Magic Trick

    / 861 views

    Pick a 2 digit number. Got it? Now and add up the digits. Subtract that from your original number. Look up the resulting number in the table. Can I figure out the symbol you are looking at? This video predicts your symbol and explains why this math trick

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  • 03:33 Can You Solve This Intelligence Test? Viral Facebook Puzzle

    Can You Solve This Intelligence Test? Viral Facebook Puzzle

    / 523 views

    If 6 + 4 = 210, and 9 + 2 = 711, what is the rule to combine numbers? This "intelligence test" has been shared more than 3 million times on Facebook. On Twitter people claim solving it means you have an IQ of more than 150 (genius level). In this video I

  • 11:54 Popular Algebra Basics: The Distributive Property - Math Antics

    Algebra Basics: The Distributive Property - Math Antics

    / 1,763 views

    This video introduces the Distributive Property in its general algebraic form: a(b + c) = ab + ac It shows how this patten is helpful when working with polynomials. Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEB

  • 06:52 Least Common Multiples Of Polynomials

    Least Common Multiples Of Polynomials

    / 570 views

    Least common multiples of polynomials

  • 12:49 Scientific Notation Examples | Pre-Algebra | Khan Academy

    Scientific Notation Examples | Pre-Algebra | Khan Academy

    / 510 views

    More scientific notation examples Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/scientific-notation/e/scientific_notation?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra W

  • 03:00 Inverse Property Of Addition | Arithmetic Properties | Pre-Algebra | Khan Academy

    Inverse Property Of Addition | Arithmetic Properties | Pre-Algebra | Khan Academy

    / 687 views

    The simple idea that a number plus its negative is 0 Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/order-of-operations/arithmetic_properties/v/inverse-property-of-multiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra M

  • 03:36 Popular Approximating Irrational Number Exercise Example | Pre-Algebra | Khan Academy

    Approximating Irrational Number Exercise Example | Pre-Algebra | Khan Academy

    / 827 views

    Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/order-of-operations/rational-irrational-numbers/e/approximating-irrational-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex

  • 02:48 Adding In Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    Adding In Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    / 614 views

    Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/binary-multiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/

  • 03:21 Popular Rational Number Word Problem With Fractions | Pre-Algebra | Khan Academy

    Rational Number Word Problem With Fractions | Pre-Algebra | Khan Academy

    / 881 views

    Word problems force us to put concepts to work using real-world applications. In this example, determine the volume of frozen water and express the answer as a fraction. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.o

  • 07:34 Hexadecimal Number System | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    Hexadecimal Number System | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    / 651 views

    Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/decimal-to-binary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math

  • 00:52 Reading Bar Charts: Basic Example | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    Reading Bar Charts: Basic Example | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    / 679 views

    Let's start with this bar chart that brings back the days of Harry Potter! Putting our toes in the water on this one... Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/

  • 02:36 Popular Number Patterns: Seeing Relationships | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    Number Patterns: Seeing Relationships | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    / 865 views

    Laying the foundation for algebraic thinking by learning to recognize the relationships between patterns and graphing out those relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applyin

  • 05:27 Popular Converting Directly From Binary To Hexadecimal | Pre-Algebra | Khan Academy

    Converting Directly From Binary To Hexadecimal | Pre-Algebra | Khan Academy

    / 754 views

    Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/World-of-exponents/v/exponents-warmup?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/pre-algebra/app

  • 04:00 Popular Finding Factors And Multiples | Factors And Multiples | Pre-Algebra | Khan Academy

    Finding Factors And Multiples | Factors And Multiples | Pre-Algebra | Khan Academy

    / 960 views

    To find the factors of a number means to find all the whole numbers that the number in question is divisible by. Can you help us find the factors in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math

  • 03:53 Plotting Basic Fractions On The Number Line | Fractions | Pre-Algebra | Khan Academy

    Plotting Basic Fractions On The Number Line | Fractions | Pre-Algebra | Khan Academy

    / 647 views

    Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/understanding-fractions-pre-alg/e/fractions_on_the_number_line_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex

  • 02:35 Popular Dividing Whole Numbers And Fractions: Studying | Fractions | Pre-Algebra | Khan Academy

    Dividing Whole Numbers And Fractions: Studying | Fractions | Pre-Algebra | Khan Academy

    / 1,033 views

    Solve a word problem by dividing a fraction by a whole number. The example used in this video is 1/5 ÷ 4. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/dividing-fractions-pre-alg

  • 02:36 Converting Decimals To Percents | Decimals | Pre-Algebra | Khan Academy

    Converting Decimals To Percents | Decimals | Pre-Algebra | Khan Academy

    / 623 views

    Need to convert a decimal to a percent? Ok, we'll just use our fraction friends to get us there. Watch and be amazed. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-intro-p

  • 03:43 Popular Converting From Decimal To Hexadecimal Representation | Pre-Algebra | Khan Academy

    Converting From Decimal To Hexadecimal Representation | Pre-Algebra | Khan Academy

    / 746 views

    Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/binary-addition?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/p

  • 03:52 Popular Converting From Decimal To Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    Converting From Decimal To Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    / 798 views

    Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/large-number-decimal-to-binary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanaca

  • 03:45 Popular Visualizing Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

    Visualizing Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

    / 895 views

    To understand equivalent fractions it helps to "see" the fractions using something like a grid with shaded and unshaded sections representing the fraction. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-al

  • 04:51 Popular Cube Root Of A Non-perfect Cube | Pre-Algebra | Khan Academy

    Cube Root Of A Non-perfect Cube | Pre-Algebra | Khan Academy

    / 809 views

    Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/cube-root-tutorial/e/cube_roots?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.khanacadem

  • 02:27 Inequality Word Problem: One Variable | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    Inequality Word Problem: One Variable | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    / 670 views

    This time we're creating a variable to represent a number, and then writing an inequality. We're building on our knowledge. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-to

  • 09:29 Dividing Decimals With Hundredths Example 3 | Decimals | Pre-Algebra | Khan Academy

    Dividing Decimals With Hundredths Example 3 | Decimals | Pre-Algebra | Khan Academy

    / 584 views

    The old saying is "practice makes perfect." Let's keep practicing dividing decimals and making our divisor a whole number. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/dividing-d

  • 06:56 Exponents And Powers Of Zero Patterns | Pre-Algebra | Khan Academy

    Exponents And Powers Of Zero Patterns | Pre-Algebra | Khan Academy

    / 576 views

    Now that we understand how to interpret an exponent and how the patterns in zeros are related to the exponent, we can solve more complicated problems! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra

  • 09:15 Popular Mixed Numbers And Improper Fractions | Fractions | Pre-Algebra | Khan Academy

    Mixed Numbers And Improper Fractions | Fractions | Pre-Algebra | Khan Academy

    / 774 views

    Converting mixed numbers to improper fractions and improper fractions to mixed numbers Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/mixed-numbers-pre-alg/e/converting_mixed_numb

  • 07:51 Volume: How To Measure It | Measurement | Pre-Algebra | Khan Academy

    Volume: How To Measure It | Measurement | Pre-Algebra | Khan Academy

    / 551 views

    Volume is a measurement in the 3rd dimension. This means that it not only has width and height, but it has depth as well. Let's watch this video in which we get a great explanation of how we measure volume. Practice this lesson yourself on KhanAcademy.org

  • 04:25 Multiplying Challenging Decimals | Decimals | Pre-Algebra | Khan Academy

    Multiplying Challenging Decimals | Decimals | Pre-Algebra | Khan Academy

    / 539 views

    Sometimes multiplying really small decimals (with all those zeros!) can be a little intimidating. Watch as we show you a handy trick to simplify these problems and solve them. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanaca

  • 04:31 Popular Number Patterns: Interpreting Relationships | Pre-Algebra | Khan Academy

    Number Patterns: Interpreting Relationships | Pre-Algebra | Khan Academy

    / 822 views

    Examining the points on a number line and interpreting the patterns to discover the relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/number-patterns/e/vis

  • 02:32 Popular Dividing Whole Numbers And Fractions: Potpourri | Fractions | Pre-Algebra | Khan Academy

    Dividing Whole Numbers And Fractions: Potpourri | Fractions | Pre-Algebra | Khan Academy

    / 748 views

    Solve a word problem by dividing a whole number by a fraction. The example used in this video is 4 ÷ 1/5. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/dividing-fractions-pre-alg

  • 04:33 Multiplying Negative And Positive Fractions | Fractions | Pre-Algebra | Khan Academy

    Multiplying Negative And Positive Fractions | Fractions | Pre-Algebra | Khan Academy

    / 597 views

    See examples of multiplying and dividing fractions with negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/multiplying-fractions-pre-alg/e/multiplying_fractions?utm_

  • 04:17 Popular Introduction To Area And Unit Squares | Measurement | Pre-Algebra | Khan Academy

    Introduction To Area And Unit Squares | Measurement | Pre-Algebra | Khan Academy

    / 831 views

    Cover figures with square units to find their area. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/measurement/area-basics/e/measuring-area-with-unit-squares?utm_source=YT&utm_medium=Desc&utm_campa

  • 03:50 Popular Introduction To Multiplying Decimals | Decimals | Pre-Algebra | Khan Academy

    Introduction To Multiplying Decimals | Decimals | Pre-Algebra | Khan Academy

    / 713 views

    Multiplying decimals can be confusing because there's always the question as to where the decimals goes in the answer. We're about to show you so you'll never have to question it again! Practice this lesson yourself on KhanAcademy.org right now: https://w

  • 01:34 Popular Solving Ratio Problems With Graph | Pre-Algebra | Khan Academy

    Solving Ratio Problems With Graph | Pre-Algebra | Khan Academy

    / 959 views

    In this example we'll plot points on the x and y axis to reflect the given ratios. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/solving-ratio-problems-wi

  • 09:50 Popular Adding And Subtracting Fractions | Fractions | Pre-Algebra | Khan Academy

    Adding And Subtracting Fractions | Fractions | Pre-Algebra | Khan Academy

    / 957 views

    How to add and subtract fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/fractions-unlike-denom-pre-alg/e/adding_fractions?utm_source=YT&utm_medium=Desc&utm_campaign=PreA

  • 08:30 Popular Multiplying And Dividing Negative Numbers | Pre-Algebra | Khan Academy

    Multiplying And Dividing Negative Numbers | Pre-Algebra | Khan Academy

    / 962 views

    Multiplying and dividing negative numbers Watch the next lesson: https://www.khanacademy.org/math/arithmetic/absolute-value/abs_value_tutorial/v/absolute-value-and-number-lines?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous less

  • 02:07 Popular Percentage Of A Whole Number | Decimals | Pre-Algebra | Khan Academy

    Percentage Of A Whole Number | Decimals | Pre-Algebra | Khan Academy

    / 726 views

    We hope you're beginning to see that there's more than one way to skin a cat. In other words, there are several different ways to solve problems involving percentages, decimals, and fractions. Watch as find the percentage of a whole number. Watch the next

  • 06:29 Popular Multiplying Decimals: Place Value And Reordering | Decimals | Pre-Algebra | Khan Academy

    Multiplying Decimals: Place Value And Reordering | Decimals | Pre-Algebra | Khan Academy

    / 848 views

    We want you to develop an intuition about how to work with decimals. Understanding how you can rewrite decimals by considering the place value will help you multiply! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/

  • 03:28 Inequality Word Problems | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    Inequality Word Problems | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    / 637 views

    We're writing inequalities by using information from the word problems. Woohoo! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/greater-than-less-than/e/writing-numeric

  • 03:40 Multi-step Word Problem With Decimals And Subtraction | Pre-Algebra | Khan Academy

    Multi-step Word Problem With Decimals And Subtraction | Pre-Algebra | Khan Academy

    / 671 views

    First visualize this word problem then use subtraction and multiplication of decimals and fractions to get at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topi

  • 06:55 Popular What Are Variables, Expressions, And Equations? | Introduction To Algebra | Algebra I | Khan Academy

    What Are Variables, Expressions, And Equations? | Introduction To Algebra | Algebra I | Khan Academy

    / 731 views

    Learn what variables, expressions, and equations really are. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/introduction-to-algebra/feel-for-equations-and-inequalit/e/dependent-and-independent-variable

  • 09:43 Popular Exponent Rules Part 1 | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

    Exponent Rules Part 1 | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

    / 827 views

    Introduction to exponent rules Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/exponent-properties/e/exponent_rules?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the

  • 09:36 Popular Negative Numbers Introduction | Negative Numbers And Absolute Value | Pre-Algebra | Khan Academy

    Negative Numbers Introduction | Negative Numbers And Absolute Value | Pre-Algebra | Khan Academy

    / 963 views

    Mysterious negative numbers! What ARE they? They are numbers less than zero. If you understand the nature of below zero temperatures, you can understand negative numbers. We'll help. Practice this lesson yourself on KhanAcademy.org right now: https://www.

  • 10:00 Introduction To Number Systems And Binary | Pre-Algebra | Khan Academy

    Introduction To Number Systems And Binary | Pre-Algebra | Khan Academy

    / 448 views

    Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/hexadecimal-number-system?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.

  • 02:49 Percent Word Problem Example 2 | Decimals | Pre-Algebra | Khan Academy

    Percent Word Problem Example 2 | Decimals | Pre-Algebra | Khan Academy

    / 493 views

    It's nice to practice conversion problems, but how about applying our new knowledge of percentages to a real life problem like recycling? Hint: don't forget your long division! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanac

  • 08:34 Popular LCM And GCF Word Problems | Factors And Multiples | Pre-Algebra | Khan Academy

    LCM And GCF Word Problems | Factors And Multiples | Pre-Algebra | Khan Academy

    / 783 views

    Here we have a couple of word problems--one searching for the least common multiple and the other for the greatest common factor. Just read them with us slowly and follow along. You'll get it. Practice this lesson yourself on KhanAcademy.org right now: ht

  • 05:05 Solving Ratio Problems With Tables Example 1 | Pre-Algebra | Khan Academy

    Solving Ratio Problems With Tables Example 1 | Pre-Algebra | Khan Academy

    / 480 views

    We're displaying ratios in a table format here, and then asking: given a ratio, solve for equivalent ratios. Here are a few examples to practice on. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/r

  • 03:38 Math Patterns Example 1 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    Math Patterns Example 1 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    / 559 views

    Part of our exploration of math is learning to identify patterns among numbers. Can you see the pattern in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/math-patterns?utm_source=YT&utm_mediu

  • 09:17 Popular Unit Conversion Within The Metric System | Pre-Algebra | Khan Academy

    Unit Conversion Within The Metric System | Pre-Algebra | Khan Academy

    / 877 views

    Metric unit conversion Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/metric-system-tutorial/v/converting-within-the-metric-system?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? http

  • 09:16 Adding/subtracting Negative Numbers | Pre-Algebra | Khan Academy

    Adding/subtracting Negative Numbers | Pre-Algebra | Khan Academy

    / 591 views

    Adding and subtracting negative numbers Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/negatives-absolute-value-pre-alg/mult-div-negatives-pre-alg/v/multiplying-positive-and-negative-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=

  • 04:16 Popular Least Common Multiple Exercise | Factors And Multiples | Pre-Algebra | Khan Academy

    Least Common Multiple Exercise | Factors And Multiples | Pre-Algebra | Khan Academy

    / 846 views

    We're practicing finding the least common multiple in these example exercises. We'll teach you the prime factorization approach which is a pretty nifty way to find the lcm (least common multiple). Practice this lesson yourself on KhanAcademy.org right now

  • 03:03 Introduction To Exponents | Pre-Algebra | Khan Academy

    Introduction To Exponents | Pre-Algebra | Khan Academy

    / 676 views

    Taking an exponent is basically the act of repeated multiplication. You know how to multiply, right? If so, understanding exponents is completely within your grasp! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/ma

  • 06:20 Greatest Common Factor Explained | Factors And Multiples | Pre-Algebra | Khan Academy

    Greatest Common Factor Explained | Factors And Multiples | Pre-Algebra | Khan Academy

    / 649 views

    Here's a nice explanation of least common factor (or least common divisor) along with a few practice example exercises. Let's roll. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/factors-multiples/

  • 03:09 Popular Simplifying Square Roots | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

    Simplifying Square Roots | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

    / 943 views

    Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/radical-radicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.kh

  • 06:14 Popular How To Plot Inequalities On A Number Line | Pre-Algebra | Khan Academy

    How To Plot Inequalities On A Number Line | Pre-Algebra | Khan Academy

    / 825 views

    Learn how to graph an inequality on a number line to indicate which values make it true. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/greater-than-less-than/e/writin

  • 01:11 Popular Subtracting Decimals: Example 1 | Decimals | Pre-Algebra | Khan Academy

    Subtracting Decimals: Example 1 | Decimals | Pre-Algebra | Khan Academy

    / 714 views

    Subtracting decimals...up to the hundredths placement. Line up those decimals before you start. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/adding-decimals-pre-alg/e/subtracting

  • 03:08 Popular Multiplying Unit Fractions And Whole Numbers | Fractions | Pre-Algebra | Khan Academy

    Multiplying Unit Fractions And Whole Numbers | Fractions | Pre-Algebra | Khan Academy

    / 925 views

    Don't let multiplying whole numbers and fractions get you down. We got this. This explanation will help you become a pro. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/multiplyin

  • 02:39 Popular Comparing Decimals: Ordering From Least To Greatest | Decimals | Pre-Algebra | Khan Academy

    Comparing Decimals: Ordering From Least To Greatest | Decimals | Pre-Algebra | Khan Academy

    / 860 views

    This is a fun example where we reorder decimals from smallest to largest. You're looking for the place value that is the most significant, and then working backwards. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/

  • 05:34 Popular Multiplying Positive And Negative Numbers | Pre-Algebra | Khan Academy

    Multiplying Positive And Negative Numbers | Pre-Algebra | Khan Academy

    / 796 views

    Learn some rules of thumb for multiplying positive and negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithmetic/absolute-value/mult_div_negatives/e/multiplying_and_dividing_negative_numbers?

  • 06:17 Solving Percent Problems | Decimals | Pre-Algebra | Khan Academy

    Solving Percent Problems | Decimals | Pre-Algebra | Khan Academy

    / 570 views

    We'll use algebra to solve this percent problem. Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-word-probs-pre-alg/v/solving-percent-problems-2?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the

  • 09:45 Simplifying Radicals | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

    Simplifying Radicals | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

    / 603 views

    Using exponent rules to simplify radicals or square roots Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/radical-radicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm

  • 08:13 Prime Numbers | Factors And Multiples | Pre-Algebra | Khan Academy

    Prime Numbers | Factors And Multiples | Pre-Algebra | Khan Academy

    / 522 views

    What does it mean to be a prime number? Let's progress though some whole numbers and ask ourselves if they meet the criteria. What is the criteria you ask? Watch. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math

  • 03:21 Introduction To Perimeter | Measurement | Pre-Algebra | Khan Academy

    Introduction To Perimeter | Measurement | Pre-Algebra | Khan Academy

    / 432 views

    Find perimeter by adding side-lengths of various figures. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/measurement/perimeter/e/perimeter_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Wa

  • 05:41 Math Patterns Example 2 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    Math Patterns Example 2 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

    / 568 views

    We continue to strengthen our skill in identifying patterns. This time we'll use a table to track the pattern. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/math-patterns?utm_source=YT&utm_medium=Desc&utm

  • 07:14 Popular Negative Exponents | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

    Negative Exponents | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

    / 770 views

    How does a negative exponent affect our answer? Before you assume that the answer must be negative, think again! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/negative-exponents

  • 04:20 Dividing A Whole Number By A Decimal | Decimals | Pre-Algebra | Khan Academy

    Dividing A Whole Number By A Decimal | Decimals | Pre-Algebra | Khan Academy

    / 699 views

    When dividing a whole number by a decimal, you're going to need to change that decimal into a whole number. How? We'll show you. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/divi

  • 14:13 Popular Introduction To Ratios | Ratios, Proportions, Units, And Rates | Pre-Algebra | Khan Academy

    Introduction To Ratios | Ratios, Proportions, Units, And Rates | Pre-Algebra | Khan Academy

    / 731 views

    What a ratio is. Simple ratio problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/ratio_word_problems?utm_source=YT&utm_medium=Desc&utm_campaign=PreAl

  • 20:48 Popular Introduction To Scientific Notation | Pre-Algebra | Khan Academy

    Introduction To Scientific Notation | Pre-Algebra | Khan Academy

    / 830 views

    Introduction to scientific notation. An in-depth discussion about why and how scientific notation is used. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/scientific-notation/e/sc

  • 05:51 Popular Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

    Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

    / 1,058 views

    Introduces the concept of equivalent fractions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/equivalent-fractions-pre-alg/e/equivalent_fractions?utm_source=YT&utm_medium=Desc&utm

  • 05:20 Popular Order Of Operations: PEMDAS | Arithmetic Properties | Pre-Algebra | Khan Academy

    Order Of Operations: PEMDAS | Arithmetic Properties | Pre-Algebra | Khan Academy

    / 775 views

    Work through another challenging order of operations example with only positive numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/order-of-operations/order_of_operations/e/order_of_operations

  • 09:23 Popular Converting Fractions To Decimals | Decimals | Pre-Algebra | Khan Academy

    Converting Fractions To Decimals | Decimals | Pre-Algebra | Khan Academy

    / 952 views

    How to express a fraction as a decimal Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/decimal-to-fraction-pre-alg/e/converting_fractions_to_decimals?utm_source=YT&utm_medium=Desc&u

  • 04:24 Popular Example Of Subtracting Fractions With Unlike Denominators | Fractions | Pre-Algebra | Khan Academy

    Example Of Subtracting Fractions With Unlike Denominators | Fractions | Pre-Algebra | Khan Academy

    / 798 views

    If you conquered adding fractions with different denominators, then subtracting fractions will be a snap. Don't worry...we'll take it slow and explain every step. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math

  • 05:42 Understanding Division Of Fractions | Fractions | Pre-Algebra | Khan Academy

    Understanding Division Of Fractions | Fractions | Pre-Algebra | Khan Academy

    / 599 views

    Using a number line, we'll explain the rule of "invert and multiply" when dividing two fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/div-fractions-fractions-pre-alg/e/

  • 03:33 Finding A Percentage | Decimals | Pre-Algebra | Khan Academy

    Finding A Percentage | Decimals | Pre-Algebra | Khan Academy

    / 568 views

    Once again, fractions are our friends as we use them to find a percentage. You'll also see a couple of different ways to arrive at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimal

  • 04:07 Popular Adding And Subtracting Negative Numbers | Pre-Algebra | Khan Academy

    Adding And Subtracting Negative Numbers | Pre-Algebra | Khan Academy

    / 811 views

    Learn how to add and subtract negative numbers. The problems solved in this video are 2 - 3 = -1 and -2 - 3 = -5 and -2 + 3 = 1 and 2 - (-3) = 5 and -2 - (-3). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pr

  • 07:18 Origins Of Algebra | Introduction To Algebra | Algebra I | Khan Academy

    Origins Of Algebra | Introduction To Algebra | Algebra I | Khan Academy

    / 636 views

    Where did the word "Algebra" and its underlying ideas come from? Watch the next lesson: https://www.khanacademy.org/math/algebra/introduction-to-algebra/overview_hist_alg/v/abstract-ness?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Algebra I on Kha

  • 07:00 Abstract-ness | Introduction To Algebra | Algebra I | Khan Academy

    Abstract-ness | Introduction To Algebra | Algebra I | Khan Academy

    / 466 views

    The general idea behind the word 'abstract' Watch the next lesson: https://www.khanacademy.org/math/algebra/introduction-to-algebra/overview_hist_alg/v/the-beauty-of-algebra?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Missed the previous lesson? h

  • 05:06 Lorentz Transformation For Change In Coordinates

    Lorentz Transformation For Change In Coordinates

    / 524 views

    Lorentz transformation for change in coordinates

  • 06:08 Deriving Lorentz Transformation Part 2

    Deriving Lorentz Transformation Part 2

    / 439 views

    Continuing the algebra to solve for the Lorentz factor.

  • 10:55 Lorentz Transformation Derivation Part 1

    Lorentz Transformation Derivation Part 1

    / 599 views

    Using symmetry of frames of reference and the absolute velocity of the speed of light (regardless of frame of reference) to begin to solve for the Lorentz factor.

  • 11:22 Lorentz Transformation Derivation Part 3

    Lorentz Transformation Derivation Part 3

    / 424 views

    Finishing our Lorentz transformation derivation for t'.

  • 10:43 Popular Algebra Basics: Simplifying Polynomials - Math Antics

    Algebra Basics: Simplifying Polynomials - Math Antics

    / 1,649 views

    In this video, we explain the concept of "like terms" and show how polynomials can be simplified by combining like terms. Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Learn More at

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  • 08:04 Galilean Transformation And Contradictions With Light

    Galilean Transformation And Contradictions With Light

    / 448 views

    Galilean transformation and contradictions with light

  • 07:15 Deriving Formula For Sum Of Finite Geometric Series

    Deriving Formula For Sum Of Finite Geometric Series

    / 481 views

    Deriving formula for sum of finite geometric series

  • 07:02 Evaluating Finite Arithmetic Series

    Evaluating Finite Arithmetic Series

    / 480 views

    Evaluating finite arithmetic series

  • 06:47 Evaluating Arithmetic Sum Example

    Evaluating Arithmetic Sum Example

    / 481 views

    Evaluating arithmetic sum example

  • 05:21 Finding Sum From Recursive Definition Of Sequence

    Finding Sum From Recursive Definition Of Sequence

    / 662 views

    Finding sum from recursive definition of sequence

  • 02:38 Graphing Linear Equations — Harder Example | Math | New SAT | Khan Academy

    Graphing Linear Equations — Harder Example | Math | New SAT | Khan Academy

    / 573 views

    Watch Sal work through a harder Graphing linear equations problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-heart-of-algebra/v/sat-math-h3-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the

  • 03:30 Popular Quadratic And Exponential Word Problems — Basic Example | Math | New SAT | Khan Academy

    Quadratic And Exponential Word Problems — Basic Example | Math | New SAT | Khan Academy

    / 1,651 views

    Watch Sal work through a basic Quadratic and exponential word problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p1-harder?utm_source=YT&utm_medium=Desc&utm_campaign=

  • 09:40 Quadratic And Exponential Word Problems — Harder Example | Math | New SAT | Khan Academy

    Quadratic And Exponential Word Problems — Harder Example | Math | New SAT | Khan Academy

    / 660 views

    Watch Sal work through a harder Quadratic and exponential word problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p2-easier?utm_source=YT&utm_medium=Desc&utm_campaign

  • 03:42 Popular Manipulating Quadratic And Exponential Expressions — Basic Example | Math | New SAT | Khan Academy

    Manipulating Quadratic And Exponential Expressions — Basic Example | Math | New SAT | Khan Academy

    / 824 views

    Watch Sal work through a basic Manipulating quadratic and exponential expressions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p2-harder?utm_source=YT&utm_mediu

  • 07:02 Popular Manipulating Quadratic And Exponential Expressions — Harder Example | Math | New SAT | Khan Academy

    Manipulating Quadratic And Exponential Expressions — Harder Example | Math | New SAT | Khan Academy

    / 1,997 views

    Watch Sal work through a harder Manipulating quadratic and exponential expressions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p3-easier?utm_source=YT&utm_medi

  • 02:33 Popular Radicals And Rational Exponents — Harder Example | Math | New SAT | Khan Academy

    Radicals And Rational Exponents — Harder Example | Math | New SAT | Khan Academy

    / 885 views

    Watch Sal work through a harder Radicals and rational exponents problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p7-easier?utm_source=YT&utm_medium=Desc&utm_campaig

  • 01:16 Solving Quadratic Equations — Basic Example | Math | New SAT | Khan Academy

    Solving Quadratic Equations — Basic Example | Math | New SAT | Khan Academy

    / 551 views

    Watch Sal work through a basic Solving quadratic equations problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p5-harder?utm_source=YT&utm_medium=Desc&utm_campaign=New

  • 05:39 Solving Quadratic Equations — Harder Example | Math | New SAT | Khan Academy

    Solving Quadratic Equations — Harder Example | Math | New SAT | Khan Academy

    / 629 views

    Watch Sal work through a harder Solving quadratic equations problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p10-easier?utm_source=YT&utm_medium=Desc&utm_campaign=N

  • 02:57 Operations With Polynomials — Basic Example | Math | New SAT | Khan Academy

    Operations With Polynomials — Basic Example | Math | New SAT | Khan Academy

    / 664 views

    Watch Sal work through a basic Operations with polynomials problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p6-harder?utm_source=YT&utm_medium=Desc&utm_campaign=New

  • 02:39 Operations With Polynomials — Harder Example | Math | New SAT | Khan Academy

    Operations With Polynomials — Harder Example | Math | New SAT | Khan Academy

    / 642 views

    Watch Sal work through a harder Operations with polynomials problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p11-easier?utm_source=YT&utm_medium=Desc&utm_campaign=N

  • 01:22 Radical And Rational Equations — Basic Example | Math | New SAT | Khan Academy

    Radical And Rational Equations — Basic Example | Math | New SAT | Khan Academy

    / 632 views

    Watch Sal work through a basic Radical and rational equations problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p7-harder?utm_source=YT&utm_medium=Desc&utm_campaign=

  • 04:50 Linear And Quadratic Systems — Basic Example | Math | New SAT | Khan Academy

    Linear And Quadratic Systems — Basic Example | Math | New SAT | Khan Academy

    / 625 views

    Watch Sal work through a basic Linear and quadratic systems problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p8-harder?utm_source=YT&utm_medium=Desc&utm_campaign=Ne

  • 03:22 Linear And Quadratic Systems — Harder Example | Math | New SAT | Khan Academy

    Linear And Quadratic Systems — Harder Example | Math | New SAT | Khan Academy

    / 463 views

    Watch Sal work through a harder Linear and quadratic systems problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p4-easier?utm_source=YT&utm_medium=Desc&utm_campaign=N

  • 03:06 Popular Operations With Rational Expressions — Harder Example | Math | New SAT | Khan Academy

    Operations With Rational Expressions — Harder Example | Math | New SAT | Khan Academy

    / 775 views

    Watch Sal work through a harder Operations with rational expressions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p6-easier?utm_source=YT&utm_medium=Desc&utm_ca

  • 05:55 Popular Interpreting Nonlinear Expressions — Basic Example | Math | New SAT | Khan Academy

    Interpreting Nonlinear Expressions — Basic Example | Math | New SAT | Khan Academy

    / 1,281 views

    Watch Sal work through a basic Interpreting nonlinear expressions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p10-harder?utm_source=YT&utm_medium=Desc&utm_camp

  • 03:13 Interpreting Nonlinear Expressions — Harder Example | Math | New SAT | Khan Academy

    Interpreting Nonlinear Expressions — Harder Example | Math | New SAT | Khan Academy

    / 534 views

    Watch Sal work through a harder Interpreting nonlinear expressions problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p1-easier?utm_source=YT&utm_medium=Desc&utm_camp

  • 01:36 Popular Polynomial Factors And Graphs — Basic Example | Math | New SAT | Khan Academy

    Polynomial Factors And Graphs — Basic Example | Math | New SAT | Khan Academy

    / 757 views

    Watch Sal work through a basic Polynomial factors and graphs problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p11-harder?utm_source=YT&utm_medium=Desc&utm_campaign=

  • 01:15 Popular Polynomial Factors And Graphs — Harder Example | Math | New SAT | Khan Academy

    Polynomial Factors And Graphs — Harder Example | Math | New SAT | Khan Academy

    / 718 views

    Watch Sal work through a harder Polynomial factors and graphs problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p12-easier?utm_source=YT&utm_medium=Desc&utm_campaign

  • 02:22 Nonlinear Equation Graphs — Basic Example | Math | New SAT | Khan Academy

    Nonlinear Equation Graphs — Basic Example | Math | New SAT | Khan Academy

    / 496 views

    Watch Sal work through a basic Nonlinear equation graphs problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p12-harder?utm_source=YT&utm_medium=Desc&utm_campaign=NewS

  • 02:26 Function Notation — Basic Example | Math | New SAT | Khan Academy

    Function Notation — Basic Example | Math | New SAT | Khan Academy

    / 618 views

    Watch Sal work through a basic Function notation problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p13-harder?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Misse

  • 02:38 Function Notation — Harder Example | Math | New SAT | Khan Academy

    Function Notation — Harder Example | Math | New SAT | Khan Academy

    / 614 views

    Watch Sal work through a harder Function notation problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q1-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Misse

  • 03:59 Volume Word Problems — Basic Example | Math | New SAT | Khan Academy

    Volume Word Problems — Basic Example | Math | New SAT | Khan Academy

    / 580 views

    Watch Sal work through a basic Volume word problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-additional-topics-math/v/sat-math-s1-harder?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the previous

  • 02:50 Popular Complex Numbers — Basic Example | Math | New SAT | Khan Academy

    Complex Numbers — Basic Example | Math | New SAT | Khan Academy

    / 784 views

    Watch Sal work through a basic Complex numbers problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-additional-topics-math/v/sat-math-s3-harder?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the prev

  • 05:25 Popular Complex Numbers — Harder Example | Math | New SAT | Khan Academy

    Complex Numbers — Harder Example | Math | New SAT | Khan Academy

    / 738 views

    Watch Sal work through a harder Complex numbers problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-tips-planning/new-sat-about-sat/v/walk-through-sat-practice-platform?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Mi

  • 08:21 Popular Two-variable Linear Equations And Their Graphs | Algebra I | Khan Academy

    Two-variable Linear Equations And Their Graphs | Algebra I | Khan Academy

    / 728 views

    Introduction to 2-variable linear equations and their graphs Watch the next lesson: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/v/checking-ordered-pair-solutions-to-equatio

  • 07:11 Popular Graphing Solutions To Two-variable Linear Equations Example 2 | Algebra I | Khan Academy

    Graphing Solutions To Two-variable Linear Equations Example 2 | Algebra I | Khan Academy

    / 887 views

    Graphing solutions to 2 variable linear equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/graphing-solutio

  • 02:35 Popular Checking Ordered Pair Solutions To Equations Example 1 | Algebra I | Khan Academy

    Checking Ordered Pair Solutions To Equations Example 1 | Algebra I | Khan Academy

    / 830 views

    Checking ordered pair solutions to equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/plugging_in_values?ut

  • 02:27 Checking Ordered Pair Solutions To Equations Example 2 | Algebra I | Khan Academy

    Checking Ordered Pair Solutions To Equations Example 2 | Algebra I | Khan Academy

    / 545 views

    Second example of ordered pair solutions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/plugging_in_values?utm_so

  • 02:40 Popular Interpreting Linear Formulas Example 1 | Algebra I | Khan Academy

    Interpreting Linear Formulas Example 1 | Algebra I | Khan Academy

    / 951 views

    Interpreting a linear formula Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/interpreting_linear_functions/e/interpreting-features-of-linear-functions?ut

  • 02:35 Popular Interpreting Linear Formulas Example 2 | Algebra I | Khan Academy

    Interpreting Linear Formulas Example 2 | Algebra I | Khan Academy

    / 713 views

    Linear equation for file transfer Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/interpreting_linear_functions/e/interpreting-features-of-linear-function

  • 05:30 Popular Graphing Linear Functions Example 1 | Algebra I | Khan Academy

    Graphing Linear Functions Example 1 | Algebra I | Khan Academy

    / 829 views

    Learn how graph a linear function. This video gives an example of graphing fuel consumption as a function of distance. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-

  • 03:12 Popular Graphing Linear Functions Example 2 | Algebra I | Khan Academy

    Graphing Linear Functions Example 2 | Algebra I | Khan Academy

    / 733 views

    Graphing equation for filling pool Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/graphing-linear-functions-word-problems?utm

  • 06:35 Popular Constructing Linear Functions Example 1 | Algebra I | Khan Academy

    Constructing Linear Functions Example 1 | Algebra I | Khan Academy

    / 851 views

    Linear model for ice sheet thickness Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-linear-functions-word-proble

  • 08:23 Popular Constructing Linear Functions Example 2 | Algebra I | Khan Academy

    Constructing Linear Functions Example 2 | Algebra I | Khan Academy

    / 709 views

    Linear model for painting Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-linear-functions-word-problems?utm_sour

  • 08:52 Popular Linear Models Example 1 | Algebra I | Khan Academy

    Linear Models Example 1 | Algebra I | Khan Academy

    / 814 views

    Linear model for book reading Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-and-interpreting-linear-functions?u

  • 05:37 Linear Models Example 2 | Algebra I | Khan Academy

    Linear Models Example 2 | Algebra I | Khan Academy

    / 517 views

    Marbles and water in tank Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-and-interpreting-linear-functions?utm_s

  • 01:07 How To Match Function Input To Output Given The Graph (example) | Algebra I | Khan Academy

    How To Match Function Input To Output Given The Graph (example) | Algebra I | Khan Academy

    / 672 views

    Sal finds the input value for which g(x)=-2 given the graph of g. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/function-inputs-and-outputs/e/functions_matching_inputs_outputs?utm_so

  • 01:49 Popular How To Find Two Function Inputs With The Same Output Given Graph (example) | Khan Academy

    How To Find Two Function Inputs With The Same Output Given Graph (example) | Khan Academy

    / 785 views

    Sal finds the input value other than -5 for which f(x)=f(-5), given the graph of f. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/function-inputs-and-outputs/e/functions_matching_inp

  • 01:40 How To Match Function Input To Output Given The Formula (example) | Algebra I | Khan Academy

    How To Match Function Input To Output Given The Formula (example) | Algebra I | Khan Academy

    / 667 views

    Sal finds the input value for which f(t)=13, given that f(t)=-2t+5. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/function-inputs-and-outputs/e/functions_matching_inputs_outputs?utm_

  • 03:24 Popular How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

    How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

    / 722 views

    Sal interprets the expression M(30)-M(0)=100 where M models an account balance over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/interpreting-function-notation/e/function-nota

  • 03:04 How To Create A Function From An Equation (example) | Functions | Algebra I | Khan Academy

    How To Create A Function From An Equation (example) | Functions | Algebra I | Khan Academy

    / 446 views

    Sal find the formula of a function that, given an input value "b," outputs a value "a" that satisfies the equation 4a+7b=-52. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/functions-

  • 02:36 Popular How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

    How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

    / 915 views

    Sal interprets the expression P(5) minor P(9) where P models the number of people at the beach over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/interpreting-function-notation

  • 05:09 Popular Converting From Slope-intercept To Standard Form | Algebra I | Khan Academy

    Converting From Slope-intercept To Standard Form | Algebra I | Khan Academy

    / 840 views

    Converting from slope-intercept to standard form Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/standard-form/e/converting_between_slope_intercept_and_st

  • 11:09 Popular Algebra Basics: What Are Polynomials? - Math Antics

    Algebra Basics: What Are Polynomials? - Math Antics

    / 971 views

    This video introduces students to polynomials and terms. Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Learn More at mathantics.com Visit http://www.mathantics.com for more Free math

  • 10:29 Popular Algebra Basics: Solving 2-Step Equations - Math Antics

    Algebra Basics: Solving 2-Step Equations - Math Antics

    / 1,137 views

    There was a confusing example in the original video. This is the updated version. This video shows students how to solve 2-step Algebra equations involving one addition or subtraction and one multiplication or division. Part of the Algebra Basics Series:

  • 03:47 A Trip Through Space To Calculate Distance - Heather Tunnell

    A Trip Through Space To Calculate Distance - Heather Tunnell

    / 490 views

    View full lesson: http://ed.ted.com/lessons/a-trip-through-space-to-calculate-distance-heather-tunnell Imagine two aliens racing across outer space to their moon. Who can we deem the fastest alien? With DIRT -- or the equation Distance = Rate x Time -- we

  • 04:32 The Zeroth Power | Arithmetic Operations | 6th Grade | Khan Academy

    The Zeroth Power | Arithmetic Operations | 6th Grade | Khan Academy

    / 478 views

    Learn why a number raised to the zero power equals 1. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-arithmetic-operations/cc-6th-exponents/e/positive_and_zero_exponents?utm_source=Y

  • 03:27 How To Evaluate Expressions In Two Variables With Decimals And Fractions | 6th Grade | Khan Academy

    How To Evaluate Expressions In Two Variables With Decimals And Fractions | 6th Grade | Khan Academy

    / 699 views

    Learn how to evaluate expressions that have two different variables in them by using a technique called substitution (or "plugging in"). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6t

  • 05:15 Thinking About The Changing Values Of Variables And Expressions | 6th Grade | Khan Academy

    Thinking About The Changing Values Of Variables And Expressions | 6th Grade | Khan Academy

    / 442 views

    Explore how the value of an algebraic expression changes as the value of its variable changes. The algebraic expressions used in this video are 100-x, 5/x + 5, and (3y)/(2y). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacad

  • 02:37 How To Write Basic Expressions With Variables | 6th Grade | Khan Academy

    How To Write Basic Expressions With Variables | 6th Grade | Khan Academy

    / 491 views

    Learn how to write basic algebraic expressions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-writing-expressions/e/writing-expressions-with-variabl

  • 03:09 How To Write Basic Algebraic Expressions From Word Problems | 6th Grade | Khan Academy

    How To Write Basic Algebraic Expressions From Word Problems | 6th Grade | Khan Academy

    / 559 views

    Learn how to write basic expressions with variables to describe situations described in word problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th

  • 04:42 Popular How To Write Algebraic Expressions From Word Problems | 6th Grade | Khan Academy

    How To Write Algebraic Expressions From Word Problems | 6th Grade | Khan Academy

    / 874 views

    Learn how to write expressions with variables to describe situations described in word problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-alg-e

  • 06:29 How To Use The Distributive Property With Variables | 6th Grade | Khan Academy

    How To Use The Distributive Property With Variables | 6th Grade | Khan Academy

    / 682 views

    Learn how to apply the distributive property to algebraic expressions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-distributive-property/e/distrib

  • 01:58 How To Find Equivalent Expressions By Combining Like Terms And Using The Distributive Property

    How To Find Equivalent Expressions By Combining Like Terms And Using The Distributive Property

    / 686 views

    "Equivalent algebraic expressions exercise Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-equivalent-expressions/e/equivalent-forms-of-expressions-1?

  • 04:21 Popular How To Write One-step Equations For Word Problems | 6th Grade | Khan Academy

    How To Write One-step Equations For Word Problems | 6th Grade | Khan Academy

    / 995 views

    Learn how to write basic equations to model real-world situations. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-equations-and-inequalities/cc-6th-super-yoga/e/equations-in-one-vari

  • 04:05 How To Find Mistakes In One Step Equations | 6th Grade | Khan Academy

    How To Find Mistakes In One Step Equations | 6th Grade | Khan Academy

    / 582 views

    Learn how to spot mistakes in someone else's work as they attempt to solve one-step equations. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-equations-and-inequalities/cc-6th-one-st

  • 02:19 Popular How To Determine The Domain Of A Modeling Function (example With A Function) | Khan Academy

    How To Determine The Domain Of A Modeling Function (example With A Function) | Khan Academy

    / 799 views

    Sal determines the domain of a function that models the height of a plant over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/determining-the-domain-of-a-function/e/interpreting

  • 04:37 Identifying Perfect Square Trinomials

    Identifying Perfect Square Trinomials

    / 565 views

    Identifying perfect square trinomials

  • 03:39 Factoring Perfect Square Polynomial

    Factoring Perfect Square Polynomial

    / 519 views

    Factoring perfect square polynomial

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