Search Results: "algebra 1 practice problems equations"

All Most Recent Most Viewed

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

1,263 views / 0 likes - added 8 years ago

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

882 views / 0 likes - added 8 years ago

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

1,703 views / 0 likes - added 8 years ago

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
11:08 Popular
Algebra Basics: Solving Basic Equations Part 1 - Math Antics

2,574 views / 3 likes - added 9 years ago

Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Previous video: https://youtu.be/NybHckSEQBI Next video: https://youtu.be/Qyd_v3DGzTM This video shows students how to solve simple 1-st
Featured
07:28
Algebra: Linear Equations 1

534 views / 0 likes - added 9 years ago

equations of the form AX=B More free lessons at: http://www.khanacademy.org/video?v=bAerID24QJ0
02:27 Popular
Checking Ordered Pair Solutions To Equations Example 2 | Algebra I | Khan Academy

1,050 views / 0 likes - added 8 years ago

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
07:08 Popular
Early Train Word Problem | Linear Equations | Algebra I | Khan Academy

878 views / 0 likes - added 8 years ago

Fun word problem that is almost a brain teaser. Watch the next lesson: https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/More-equation-practice/v/patterns-in-sequences-1?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI
07:11 Popular
Graphing Solutions To Two-variable Linear Equations Example 2 | Algebra I | Khan Academy

2,031 views / 0 likes - added 8 years ago

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

2,029 views / 0 likes - added 8 years ago

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

1,924 views / 0 likes - added 8 years ago

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

1,839 views / 1 likes - added 8 years ago

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
13:05
How To Graph Equations in Algebra

581 views / 0 likes - added 3 years ago

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
14:11
The Mole 4 - Converting Mass to Atoms: Practice Problems

639 views / 0 likes - added 5 years ago

Craig Beals from Beals Science explains how to convert between mass in grams to atoms using the mole. The video includes molar mass, Avogadro's number, converting and mole practice problems. To learn more visit: http://www.BealsScience.com For the previou
03:28 Popular
Inequality Word Problems | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,644 views / 0 likes - added 8 years ago

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
09:35 Popular
Algebra Basics: Solving Basic Equations Part 2 - Math Antics

2,782 views / 0 likes - added 9 years ago

Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Previous video: https://youtu.be/l3XzepN03KQ Next video: Coming Soon This video shows students how to solve simple 1-step Algebra equati
06:17 Popular
Solving Percent Problems | Decimals | Pre-Algebra | Khan Academy

885 views / 0 likes - added 8 years ago

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

1,765 views / 0 likes - added 8 years ago

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

1,855 views / 0 likes - added 8 years ago

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

2,169 views / 1 likes - added 8 years ago

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

1,189 views / 0 likes - added 8 years ago

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

1,904 views / 0 likes - added 8 years ago

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

2,226 views / 0 likes - added 8 years ago

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

1,451 views / 0 likes - added 8 years ago

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
05:38 Popular
Algebra word problem - System of Equations

1,904 views / 0 likes - added 7 years ago

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

638 views / 0 likes - added 8 years ago

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
01:48
Fraction word problems 1 (ex 1)

582 views / 0 likes - added 9 years ago

Fraction word problems 1 (ex 1)
06:07
Algebra: Linear Equations 2

482 views / 0 likes - added 9 years ago

solving equations of the form AX+B=C More free lessons at: http://www.khanacademy.org/video?v=DopnmxeMt-s
06:45
Algebra: Linear Equations 3

459 views / 0 likes - added 9 years ago

Linear equations with multiple variable and constant terms More free lessons at: http://www.khanacademy.org/video?v=Zn-GbH2S0Dk
03:38 Popular
Math Patterns Example 1 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

715 views / 0 likes - added 8 years ago

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

1,587 views / 0 likes - added 8 years ago

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
02:13
Multiplying Fractions Word Problems (ex 1)

681 views / 0 likes - added 9 years ago

Multiplying Fractions Word Problems (ex 1)
02:03
Fraction word problems 1 (ex 4)

545 views / 0 likes - added 9 years ago

Fraction word problems 1 (ex 4)
01:42
Fraction word problems 1 (ex 3)

583 views / 0 likes - added 9 years ago

Fraction word problems 1 (ex 3)
01:04
Fraction word problems 1 (ex 2)

559 views / 0 likes - added 9 years ago

Fraction word problems 1 (ex 2)
02:45
Mixture problems 1

587 views / 0 likes - added 9 years ago

U06_L2_T2_we1 Mixture problems 1 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
01:11 Popular
Subtracting Decimals: Example 1 | Decimals | Pre-Algebra | Khan Academy

1,090 views / 1 likes - added 8 years ago

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
03:04
Solving Equations 1

484 views / 0 likes - added 9 years ago

U02_L1_T1_we1: Solving Equations 1 More free lessons at: http://www.khanacademy.org/video?v=p5e5mf_G3FI Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:37 Popular
Absolute Value Equations 1

1,007 views / 0 likes - added 9 years ago

U02_L2_T2_we1 : Absolute Value Equations 1 More free lessons at: http://www.khanacademy.org/video?v=GwjiR2_7A7Y Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:33
Multi-step equations 1

625 views / 0 likes - added 9 years ago

u10_l1_t2_we1 Multi-step equations 1 More free lessons at: http://www.khanacademy.org/video?v=CGS0vihzSlc Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:15
Solving Radical Equations 1

581 views / 0 likes - added 9 years ago

U07_L3_T2_we1 Solving Radical Equations 1 More free lessons at: http://www.khanacademy.org/video?v=y4C81qAa3pY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:25
Applying Radical Equations 1

599 views / 0 likes - added 9 years ago

U07_L3_T3_we1 Applying Radical Equations 1 More free lessons at: http://www.khanacademy.org/video?v=U3JxFFdKCKM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:45
Non-Linear Systems of Equations 1

460 views / 0 likes - added 9 years ago

U10_L2_T2_we1 Non-Linear Systems of Equations 1 More free lessons at: http://www.khanacademy.org/video?v=hjigR_rHKDI Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:13
Solving Rational Equations 1

655 views / 0 likes - added 9 years ago

U11_L2_T1_we1 Solving Rational Equations 1 More free lessons at: http://www.khanacademy.org/video?v=Yaeze9u6Cv8 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:26
Applying Rational Equations 1

477 views / 0 likes - added 9 years ago

U11_L2_T2_we1 Applying Rational Equations 1 More free lessons at: http://www.khanacademy.org/video?v=gD7A1LA4jO8 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:12 Popular
Graphing Linear Functions Example 2 | Algebra I | Khan Academy

1,934 views / 0 likes - added 8 years ago

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
10:10 Popular
IIT JEE Hairy Trig and Algebra (part 1)

715 views / 0 likes - added 9 years ago

2010 Paper 1 problem 38 Hairy Trig and Algebra.avi More free lessons at: http://www.khanacademy.org/video?v=dOxXl_6BDQc
12:14 Popular
Algebra Basics: Exponents In Algebra - Math Antics

1,345 views / 0 likes - added 8 years ago

Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Previous video: https://youtu.be/K6ewhnaL4KQ This video shows how exponents can be used more generally with variables. It explains why x
Featured
03:04 Popular
How To Create A Function From An Equation (example) | Functions | Algebra I | Khan Academy

908 views / 0 likes - added 8 years ago

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-
10:28
Complex roots of the characteristic equations 1

581 views / 0 likes - added 9 years ago

What happens when the characteristic equations has complex roots?! More free lessons at: http://www.khanacademy.org/video?v=6xEO4BeawzA
03:23
Absolute Value Equations Example 1

461 views / 0 likes - added 9 years ago

u10_l3_t2_we1 Absolute Value Equations More free lessons at: http://www.khanacademy.org/video?v=LRlVWC0FMQc Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:35 Popular
Interpreting Linear Formulas Example 2 | Algebra I | Khan Academy

1,427 views / 0 likes - added 8 years ago

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
12:07 Popular
Algebra Basics: What Is Algebra? - Math Antics

2,363 views / 1 likes - added 9 years ago

The first video in the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Next video: https://youtu.be/l3XzepN03KQ This video gives an overview of Algebra and introduces the concepts of unknown value
Featured
05:37 Popular
Linear Models Example 2 | Algebra I | Khan Academy

1,144 views / 0 likes - added 8 years ago

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
09:45
2nd Order Linear Homogeneous Differential Equations 1

585 views / 0 likes - added 9 years ago

Introduction to 2nd order, linear, homogeneous differential equations with constant coefficients. More free lessons at: http://www.khanacademy.org/video?v=UFWAu8Ptth0
47:36
Completing the square - Live algebra lesson

645 views / 0 likes - added 6 years ago

Do you need help with your algebra homework? Send photos of any problems you need help with to LiveStream@MathMeeting.com. Today I am focusing on solving quadratic equations by completing the square. I will help you live right here on this live stream :)
03:40 Popular
Multi-step Word Problem With Decimals And Subtraction | Pre-Algebra | Khan Academy

1,608 views / 0 likes - added 8 years ago

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

1,007 views / 0 likes - added 8 years ago

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

1,320 views / 0 likes - added 8 years ago

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

1,422 views / 0 likes - added 8 years ago

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
05:02 Popular
Positive And Negative Slope | Algebra I | Khan Academy

1,531 views / 0 likes - added 8 years ago

Positive and negative slope Watch the next lesson: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/slope/v/similar-triangles-to-prove-that-the-slope-is-constant-for-a-line?utm_source=YT&utm_medium=Desc&utm_campaign
04:50 Popular
How to practice effectively...for just about anything - Annie Bosler and Don Greene

723 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-to-practice-effectively-for-just-about-anything-annie-bosler-and-don-greene Mastering any physical skill takes practice. Practice is the repetition of an action with the goal of improvement, and it helps us
02:36 Popular
How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

1,962 views / 0 likes - added 8 years ago

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

1,080 views / 0 likes - added 8 years ago

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
16:49
Dimensional Analysis 3: Examples and Practice for Converting Units

428 views / 0 likes - added 5 years ago

Craig Beals continues his explanation of dimensional analysis with some simple practice problems. Dimensional analysis is one of the most important science-math topics because it is usable in every aspect of science.
14:15
Percent Problems

572 views / 0 likes - added 9 years ago

Percent Problems from Chapter 3 of ck12.org Algebra I textbook
02:20 Popular
How to Solve Sine & Cosine Equations

1,701 views / 0 likes - added 5 years ago

How to Solve Sine & Cosine Equations. Part of the series: Equations. Sine and cosine equations need to be solved in a very specific way. Learn how to solve sine and cosine equations with help from an experienced math tutor in this free video clip. Read mo
03:04 Popular
Steps to Solve Quadradic Equations

1,158 views / 0 likes - added 5 years ago

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
02:55 Popular
Linear Equation Word Problems — Basic Example | Math | New SAT | Khan Academy

1,227 views / 0 likes - added 8 years ago

Watch Sal work through a basic Linear equations word problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-heart-of-algebra/v/sat-math-h2-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the prev
06:56 Popular
Exponents And Powers Of Zero Patterns | Pre-Algebra | Khan Academy

1,115 views / 0 likes - added 8 years ago

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

1,712 views / 0 likes - added 8 years ago

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

1,176 views / 0 likes - added 8 years ago

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

1,332 views / 0 likes - added 8 years ago

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

1,179 views / 0 likes - added 8 years ago

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

906 views / 0 likes - added 8 years ago

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

1,254 views / 0 likes - added 8 years ago

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
08:46 Popular
Geometric Precision Practice

763 views / 0 likes - added 9 years ago

Geometric precision practice
03:08
Number Opposites Practice

597 views / 0 likes - added 9 years ago

Number opposites practice
03:13 Popular
Practice Computing And Comparing Rates

713 views / 0 likes - added 8 years ago

Practice computing and comparing rates
07:51 Popular
How To Solve One-step Multiplication And Division Equations With Fractions And Decimals

945 views / 0 likes - added 8 years ago

"Learn how to solve equations in one step by multiplying or dividing a number from both sides. These problems involve decimals and fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/
05:20 Popular
Order Of Operations: PEMDAS | Arithmetic Properties | Pre-Algebra | Khan Academy

1,896 views / 0 likes - added 8 years ago

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

1,942 views / 0 likes - added 8 years ago

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
12:10
Exact Equations Example 1

561 views / 0 likes - added 9 years ago

First example of solving an exact differential equation. More free lessons at: http://www.khanacademy.org/video?v=Pb04ntcDJcQ
12:49 Popular
Scientific Notation Examples | Pre-Algebra | Khan Academy

1,162 views / 0 likes - added 8 years ago

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

962 views / 0 likes - added 8 years ago

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

785 views / 0 likes - added 8 years ago

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

1,546 views / 0 likes - added 8 years ago

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

1,526 views / 0 likes - added 8 years ago

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

1,943 views / 0 likes - added 8 years ago

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

1,508 views / 0 likes - added 8 years ago

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
01:42 Popular
How To Use Rounding in Math Problems

1,366 views / 1 likes - added 5 years ago

How To Use Rounding in Math Problems. Part of the series: Math Problems. In certain math problems rounding may actually make finding a solution easier and more clear. Use rounding in math problems with help from a mathematics educator in this free video c
08:13 Popular
Prime Numbers | Factors And Multiples | Pre-Algebra | Khan Academy

1,166 views / 0 likes - added 8 years ago

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
09:54 Popular
Exact Equations Intuition 1 (proofy)

704 views / 0 likes - added 9 years ago

Chain rule using partial derivatives (not a proof; more intuition). More free lessons at: http://www.khanacademy.org/video?v=iEpqcdaJNTQ
03:09 Popular
Simplifying Square Roots | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,764 views / 0 likes - added 8 years ago

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

708 views / 0 likes - added 8 years ago

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

1,373 views / 0 likes - added 8 years ago

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

1,585 views / 0 likes - added 8 years ago

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

946 views / 0 likes - added 8 years ago

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
05:57
ck12.org: More Empirical Rule and Z-score practice

545 views / 0 likes - added 9 years ago

More Empirical Rule and Z-score practice More free lessons at: http://www.khanacademy.org/video?v=itQEwESWDKg
07:51 Popular
Volume: How To Measure It | Measurement | Pre-Algebra | Khan Academy

780 views / 0 likes - added 8 years ago

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
05:00 Popular
H2O-NO! - Fresh Water Problems: Crash Course Kids #33.1

1,100 views / 2 likes - added 8 years ago

What happens to a single ecosystem when the amount of freshwater available in it changes? Not really much good. In this episode of Crash Course Kids, Sabrina talks about ecosystems and how one small change can lead to a cascade effect in the entire ecosys
01:06
New Evidence Shows Neanderthals Used a Familiar Tool to Practice Dental Hygiene

241 views / 0 likes - added 3 years ago

The practice of dental hygiene goes back at least 46,000 years.
02:27 Popular
Inequality Word Problem: One Variable | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,039 views / 0 likes - added 8 years ago

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

1,538 views / 0 likes - added 8 years ago

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

1,521 views / 0 likes - added 8 years ago

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
08:02 Popular
3-variable linear equations (part 1)

716 views / 0 likes - added 9 years ago

Visual intuition of a 3-variable linear equation.
04:16 Popular
Least Common Multiple Exercise | Factors And Multiples | Pre-Algebra | Khan Academy

1,138 views / 0 likes - added 8 years ago

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

1,079 views / 0 likes - added 8 years ago

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
04:32 Popular
How To Solve One-step Equations With Fractions And Decimals | 6th Grade | Khan Academy

1,841 views / 0 likes - added 8 years ago

Learn how to solve one-step addition and subtraction equations that have fractions and decimals in them. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-equations-and-inequalities/cc-
02:36 Popular
Number Patterns: Seeing Relationships | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,035 views / 0 likes - added 8 years ago

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
01:40
Bear Cubs Practice Climbing

332 views / 0 likes - added 4 years ago

Watch as these tiny cubs practice a vital survival skill. Please LIKE and SUBSCRIBE if you enjoyed! http://bit.ly/1Adl6ht **More info & videos below**Bears premieres Wednesday, November 20 at 8|7c on PBS ---------------For full NATURE episodes, check out
09:45 Popular
Simplifying Radicals | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,567 views / 1 likes - added 8 years ago

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

1,378 views / 0 likes - added 8 years ago

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

1,281 views / 0 likes - added 8 years ago

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

1,863 views / 0 likes - added 8 years ago

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

1,639 views / 0 likes - added 8 years ago

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

2,089 views / 0 likes - added 8 years ago

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

2,113 views / 1 likes - added 8 years ago

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

613 views / 0 likes - added 8 years ago

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

2,116 views / 0 likes - added 8 years ago

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

1,367 views / 0 likes - added 8 years ago

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

1,275 views / 0 likes - added 8 years ago

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

876 views / 0 likes - added 8 years ago

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

1,431 views / 0 likes - added 8 years ago

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

1,766 views / 0 likes - added 8 years ago

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

1,390 views / 0 likes - added 8 years ago

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/
07:28
Learn TIPS on How to Practice Drawing Circle BETTER

381 views / 0 likes - added 3 years ago

If you want to Learn How to Draw Circles Better, Practice is key! I hope my tips on how to make your practice more productive on drawing circles helpful. You can do it Cuties and get better! SUPPLIES You Might Love (Amazon affiliate links): Sharpies: http
02:48 Popular
Adding In Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,033 views / 0 likes - added 8 years ago

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

1,930 views / 0 likes - added 8 years ago

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

1,771 views / 0 likes - added 8 years ago

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

2,122 views / 2 likes - added 8 years ago

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

1,782 views / 2 likes - added 8 years ago

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

1,173 views / 0 likes - added 8 years ago

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

1,741 views / 1 likes - added 8 years ago

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

1,215 views / 0 likes - added 8 years ago

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

1,610 views / 0 likes - added 8 years ago

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

1,095 views / 0 likes - added 8 years ago

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

1,515 views / 0 likes - added 8 years ago

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

1,350 views / 0 likes - added 8 years ago

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

1,662 views / 1 likes - added 8 years ago

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

1,510 views / 0 likes - added 8 years ago

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

1,094 views / 0 likes - added 8 years ago

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

754 views / 0 likes - added 8 years ago

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
28:19 Popular
How To Solve Projectile Motion Problems In Physics

1,136 views / 0 likes - added 3 years ago

This physics video tutorial provides projectile motion practice problems and plenty of examples. It explains how to calculate the maximum height if a ball is launched from the ground with an initial speed at and angle. It also shows you how to calculate t
08:30 Popular
Multiplying And Dividing Negative Numbers | Pre-Algebra | Khan Academy

1,825 views / 0 likes - added 8 years ago

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

2,202 views / 0 likes - added 8 years ago

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

1,640 views / 1 likes - added 8 years ago

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
1:04:56
Optimization Problems - Calculus

444 views / 0 likes - added 3 years ago

This calculus video explains how to solve optimization problems. It explains how to solve the fence along the river problem, how to calculate the minimum distance between a point and a line, and how to maximize area while minimizing perimeter as in the ca
03:23 Popular
Comparison Word Problems | Addition And Subtraction Within 20 | Early Math | Khan Academy

925 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-word-problems-more-fewer-20/e/addition-and-subtraction-word-problems-within-20--level-3?utm_source=YT&utm_medium
03:19
Band Practice | Craig of the Creek | Cartoon Network

136 views / 0 likes - added 1 year ago

Craig and a few friends decide to form a band and record their first song together! Check out the new song from Peanut Head here!Episode: Galactic GoodbyesSUBSCRIBE: https://bit.ly/3I6u2LoAbout Cartoon Network:Welcome to Cartoon Network's YouTube Channel,
03:11
Craig of the Creek | Band Practice | Cartoon Network

617 views / 1 likes - added 5 years ago

Craig and his friends start a band, but need a place to practice away from grouchy neighbors looking for peace and quiet! Episode: Vulture’s Nest CN GAMES: http://cartn.co/ytgames SUBSCRIBE: http://cartn.co/subscribe About Craig of the Creek: Craig is a 1
12:57
Solving Rational Equations

678 views / 0 likes - added 9 years ago

Solving Rational Equations
05:04 Popular
Balancing Chemical Equations

956 views / 0 likes - added 9 years ago

Balancing chemical equations
05:01
Equations Of Proportional Relationships

651 views / 1 likes - added 8 years ago

Equations of proportional relationships
03:48
Mistakes In Solving Equations

602 views / 1 likes - added 8 years ago

Mistakes in solving equations
04:58
Solving Exponential Equations

502 views / 0 likes - added 9 years ago

u18_l4_t1_we1 Solving Exponential Equations
01:03
Absolute Value Equations 2

489 views / 0 likes - added 9 years ago

u10_l3_t2_we3 Absolute Value Equations 2
04:07
Solving factored equations

458 views / 0 likes - added 9 years ago

u12_l3_t1_we1 Solving factored equations
02:49
Circle Equations — Harder Example | Math | New SAT | Khan Academy

652 views / 0 likes - added 8 years ago

Watch Sal work through a harder Circle equations 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-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the pr
01:53 Popular
Circle Equations — Basic Example | Math | New SAT | Khan Academy

775 views / 0 likes - added 8 years ago

Watch Sal work through a basic Circle equations problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-additional-topics-math/v/sat-math-s8-harder?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the pre
04:42 Popular
How To Write Algebraic Expressions From Word Problems | 6th Grade | Khan Academy

1,277 views / 0 likes - added 8 years ago

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
09:29
Polynomial Equations in Factored Form

550 views / 0 likes - added 9 years ago

Polynomial Equations in Factored Form
10:51
Solving Quadratic Equations by Graphing

574 views / 0 likes - added 9 years ago

Solving Quadratic Equations by Graphing
09:58
Two more examples of solving rational equations

595 views / 0 likes - added 9 years ago

Two more examples of solving rational equations
08:07
Standard Form For Linear Equations

626 views / 0 likes - added 9 years ago

Standard form for linear equations
07:51 Popular
Two Step Equations With Decimals And Fractions

798 views / 0 likes - added 8 years ago

Two step equations with decimals and fractions
06:58
Arc Measure With Equations Examples

612 views / 0 likes - added 8 years ago

Arc measure with equations examples
03:09 Popular
How To Write Basic Algebraic Expressions From Word Problems | 6th Grade | Khan Academy

946 views / 0 likes - added 8 years ago

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
09:54
IIT JEE Hairy Trig and Algebra (Part 2)

696 views / 0 likes - added 9 years ago

2010 IIT JEE Paper 1 #38 Hairy Trig and Algebra (Part 2) More free lessons at: http://www.khanacademy.org/video?v=6t9ogglXNIM
06:28
IIT JEE Hairy Trig and Algebra (Part 3)

682 views / 0 likes - added 9 years ago

2010 IIT JEE Paper 1 #38 Hairy Trig and Algebra (Part 3) More free lessons at: http://www.khanacademy.org/video?v=KVRpXvrsSKM
10:57
Extraneous Solutions for Radical Equations

508 views / 0 likes - added 9 years ago

u16_l3_t1_we2 Extraneous Solutions for Radical Equations
04:34 Popular
Radical And Rational Equations — Harder Example | Math | New SAT | Khan Academy

1,081 views / 0 likes - added 8 years ago

Watch Sal work through a harder 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-p9-easier?utm_source=YT&utm_medium=Desc&utm_campaign
01:22 Popular
Radical And Rational Equations — Basic Example | Math | New SAT | Khan Academy

872 views / 0 likes - added 8 years ago

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

839 views / 0 likes - added 8 years ago

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
04:49
Inventing a Motorized Elevator Bed! | CRAZY SOLUTIONS TO SMALL PROBLEMS

209 views / 0 likes - added 2 years ago

On this episode of Crazy Solutions to Small Problems we invent an ELEVATOR BED so there is more room to play! Watch as inventors Ruth and Shawn mastermind clever solutions to life's smallest problems!
05:50 Popular
Length Word Problems | Measurement And Data | Early Math | Khan Academy

930 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-length-word-problems/e/length-word-problems?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch t
05:26
Factors And Divisibility In Algebra

496 views / 0 likes - added 8 years ago

Factors and divisibility in algebra
02:12 Popular
Fewer Word Problems | Addition And Subtraction Within 100 | Early Math | Khan Academy

858 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-more-fewer-100/e/addition-and-subtraction-word-problems-within-100--level-3?utm_source=YT&utm_medium=Desc&utm_c
12:30
One Step Equations

689 views / 0 likes - added 9 years ago

One Step Equations More free lessons at: http://www.khanacademy.org/video?v=9DxrF6Ttws4
10:41
Absolute Value Equations

470 views / 0 likes - added 9 years ago

Absolute Value Equations More free lessons at: http://www.khanacademy.org/video?v=u6zDpUL5RkU
07:05
We Invented Working Robotic Arms for Dogs | CRAZY SOLUTIONS TO SMALL PROBLEMS

270 views / 0 likes - added 2 years ago

On this episode of Crazy Solutions to Small Problems we invent ROBOT ARMS FOR DOGS so you never have to leave your bed for a snack again! Watch as inventors Ruth and Shawn mastermind clever solutions to life's smallest problems!
04:37
Visually Understanding Balancing Chemical Equations

691 views / 0 likes - added 9 years ago

Visually understanding balancing chemical equations
04:28 Popular
Adding And Subtracting On Number Line Word Problems | Early Math | Khan Academy

1,423 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-sub-100-word-problems/e/adding-and-subtracting-on-the-number-line-word-problems?utm_source=YT&utm_medium=De
13:50
Two-Step Equations

595 views / 0 likes - added 9 years ago

Two-Step Equations More free lessons at: http://www.khanacademy.org/video?v=tuVd355R-OQ
07:31
Rate Problem Involving Rational Equations

641 views / 0 likes - added 9 years ago

u15_l2_t1_we3 Rate Problem Involving Rational Equations
15:02
Multi-Step Equations

679 views / 1 likes - added 9 years ago

Multi-Step Equations More free lessons at: http://www.khanacademy.org/video?v=a5uNoOnEy_A
09:28
Equations with Variables on Both Sides

543 views / 0 likes - added 9 years ago

Equations with Variables on Both Sides More free lessons at: http://www.khanacademy.org/video?v=xMsG9hvqzbY
10:14
Discriminant of Quadratic Equations

558 views / 0 likes - added 9 years ago

Discriminant of Quadratic Equations More free lessons at: http://www.khanacademy.org/video?v=JBSDQLZtjFo
03:41
How San Francisco's Symphony Hacked a Terrible Practice Room to Sound Amazing | WIRED

638 views / 0 likes - added 7 years ago

San Francisco’s renowned orchestra has turned an acoustically disastrous rehearsal space into the city’s hottest classical music venue. Still haven’t subscribed to WIRED on YouTube? ►► http://wrd.cm/15fP7B7 CONNECT WITH WIRED Web: http://wired.com Twitter
02:00
Logarithmic Equations 2

467 views / 0 likes - added 9 years ago

u18_l2_t1_we2 Logarithmic Equations 2 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
14:28
Balancing Chemical Equations

635 views / 0 likes - added 9 years ago

The art of balancing equations in chemistry! More free lessons at: http://www.khanacademy.org/video?v=RnGu3xO2h74
12:01
Separable Differential Equations

584 views / 0 likes - added 9 years ago

Introduction to separable differential equations. More free lessons at: http://www.khanacademy.org/video?v=C5-lz0hcqsE
07:22
First order homegenous equations

607 views / 0 likes - added 9 years ago

Introduction to first order homogenous equations. More free lessons at: http://www.khanacademy.org/video?v=9Wfn-WWV1aY
19:53
Linear Algebra - Matrix Transformations

599 views / 0 likes - added 5 years ago

Matrix multiplication and linear algebra explained with 3D animations.
1:11:40 Popular
The Million Dollar Equations - with Tom Crawford

863 views / 0 likes - added 3 years ago

In the year 2000 it was announced that seven of the biggest unsolved problems in mathematics would each be given a $1million prize. Only one has been solved.Watch the Q&A: https://youtu.be/AFc7kGfLSIcSubscribe for regular science videos: http://bit.ly/RiS
04:22 Popular
Impossible Algebra Problem

1,237 views / 0 likes - added 7 years ago

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
10:09
Linear Equations in Standard Form

574 views / 0 likes - added 9 years ago

Linear Equations in Standard Form More free lessons at: http://www.khanacademy.org/video?v=BaQXFstxCMo
09:13
Equations of Parallel and Perpendicular Lines

700 views / 0 likes - added 9 years ago

Equations of Parallel and Perpendicular Lines More free lessons at: http://www.khanacademy.org/video?v=9hryH94KFJA
12:01
Solving Systems of Equations by Multiplication

573 views / 0 likes - added 9 years ago

Solving Systems of Equations by Multiplication More free lessons at: http://www.khanacademy.org/video?v=wYrxKGt_bLg
11:10
Extraneous Solutions to Radical Equations

640 views / 0 likes - added 9 years ago

Extraneous Solutions to Radical Equations More free lessons at: http://www.khanacademy.org/video?v=711pdW8TbbY
02:53 Popular
More Word Problems | Addition And Subtraction Within 100 | Early Math | Khan Academy

935 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-more-fewer-100/e/addition-and-subtraction-word-problems-within-100--level-3?utm_source=YT&utm_medium=Desc&utm_c
12:44
Solving Systems of Equations by Elimination

653 views / 0 likes - added 9 years ago

Solving Systems of Equations by Elimination More free lessons at: http://www.khanacademy.org/video?v=vA-55wZtLeE
08:23
First order homogenous equations 2

572 views / 0 likes - added 9 years ago

Another example of using substitution to solve a first order homogeneous differential equations. More free lessons at: http://www.khanacademy.org/video?v=6YRGEsQWZzY
06:36
Arc Measure Example Problems

687 views / 0 likes - added 8 years ago

Arc measure example problems
14:58
Linear Equations in Slope Intercept Form

536 views / 0 likes - added 9 years ago

Linear Equations in Slope Intercept Form More free lessons at: http://www.khanacademy.org/video?v=5fkh01mClLU

>> View algebra 1 practice problems equations web videos