Search Results: " solve harvard admissions question? algebra problem 1869"

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06:01 Popular
Can You Solve The Viral 1 + 4 = 5 Puzzle? The Correct Answer Explained

11.8k views / 1 likes - added 7 years ago

This problem was shared on Facebook with the claim that only one in a thousand could figure it out. It went viral and generated over 3 million comments. Here is the problem. If 1 + 4 = 5, 2 + 5 = 12, 3 + 6 = 21, what is 8 + 11 = ? This video presents what
11:42 Popular
How to Solve a 3x3 Rubik's Cube In No Time | The Easiest Tutorial

3,770 views / 0 likes - added 5 years ago

If you look up the word frustration in the dictionary, youll probably see a picture of a Rubiks Cube. It takes some bright minds only 5 seconds to solve, yet others spend years trying to put it together, eventually giving up. But the truth is that anyone
00:40 Popular
Fastest robot to solve a Rubik's cube: Sub1 Reloaded breaks Guinness world record

3,590 views / 0 likes - added 7 years ago

MUNICH, Germany -- A robot known as "Sub1 Reloaded" took just 637 thousandths of a second to analyse the Rubik;s cube and make 21 moves, so that each of the cube's sides showed a single color, thus setting the new world record for being the Fastest robot
02:06 Popular
Can You Solve The Viral Matchstick Puzzle 6 + 4 = 4?

3,481 views / 0 likes - added 7 years ago

Can you fix 6 + 4 = 4 by moving 1 matchstick? This problem has gone viral on Facebook, with one post having over 400,000 shares. The ground rules are you cannot break a stick, it should be an equality (=), and you have to use 7-segment numbers (the block
11:29 Popular
RIDDLES your smartest friend CAN'T SOLVE

3,471 views / 35 likes - added 4 years ago

RIDDLES your smartest friend CANT SOLVE! I'm SSSniperWolf and we're going over riddles with answersl! Leave a Like if you enjoyed! I upload videos every single day! Subscribe to join the Wolf Pack http://bit.ly/SubSSSniperWolf WATCH RIDDLES PLAYLIST http:
10:14 Popular
Algebra Basics: Graphing On The Coordinate Plane - Math Antics

3,364 views / 3 likes - added 7 years ago

Learn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!
11:54 Popular
Algebra Basics: The Distributive Property - Math Antics

3,259 views / 0 likes - added 8 years ago

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

3,212 views / 2 likes - added 8 years ago

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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11:27 Popular
Can You Solve The Viral 11x11 = 4 Puzzle? The Correct Answer Explained

3,054 views / 1 likes - added 7 years ago

If 11x11=4 and 22x22=16, what is 33x33=? This puzzle has been shared with the claim that only geniuses can solve it. It has gotten millions of views on the internet and Facebook as people have debated the correct answer. In this video I present what many
12:12 Popular
Mystery RIDDLES Only the Smartest 5% Can Solve - Azzyland & Gloom

3,030 views / 22 likes - added 4 years ago

Azzyland - Mystery RIDDLES Only the Smartest 5% Can Solve - Azzyland & Gloom - 7 Second Riddles: https://www.youtube.com/watch?v=tV88FnF_j-AGloom: https://www.youtube.com/watch?v=yCPjOz7RE3k SUBSCRIBE and become part of the AzzyLand family :D SOCIAL MEDIA
03:38 Popular
[Official Video] Problem - Pentatonix (Ariana Grande Cover)

3,029 views / 18 likes - added 9 years ago

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

3,003 views / 0 likes - added 7 years ago

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

2,794 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
14:28 Popular
Mystery RIDDLES Only the Smartest 5% Can Solve - Azzyland & Gloom

2,593 views / 10 likes - added 3 years ago

Azzyland - Mystery RIDDLES Only the Smartest 5% Can Solve - Azzyland & Gloom - 7 Second Riddles: https://www.youtube.com/watch?v=QKc1wTiEHjoGloom: https://www.youtube.com/watch?v=UoL8533a3bI SUBSCRIBE and become part of the AzzyLand family :D SOCIAL MEDIA
11:08 Popular
Algebra Basics: Solving Basic Equations Part 1 - Math Antics

2,581 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
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07:18 Popular
99.9% OF PEOPLE CAN`T READ THIS RIGHT (If You Solve 13/15 Mind Tricks You Are a Genius!)

2,486 views / 6 likes - added 5 years ago

Only a genius can solve this mind test in 20s! Only the cool stuff, try to find the letter N and many more to test your intelligence. If you solve 10 out of 15 you are smarter than 80% of people, if you find 13 or more you might be smarter than Einstein!
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03:25 Popular
Can You Solve This? AA + BB + CC = ABC

2,482 views / 0 likes - added 7 years ago

If AA + BB + CC = ABC, what are the values of A, B, and C? All the digits are distinct and positive. Watch the video for a solution. Blog (text explanation): http://wp.me/p6aMk-4Cm If you like my videos, you can support me at Patreon: http://www.patreon.c
06:02 Popular
10 Riddles Only High IQ Kids Can Solve

2,467 views / 5 likes - added 6 years ago

10 Riddles Only High IQ Kids Can Solve These easy riddles but tricky can be solved by any kid or adult who has high IQ. These riddles with answers will always test your brain and make your brain scratch. There are 10 brain teaser riddles which will test y
13:33 Popular
MESSED UP RIDDLES only the SMART can solve

2,398 views / 27 likes - added 4 years ago

Messed up mystery riddles only the smart can solve ! Test your brain with these puzzles and brain teasers! Leave a Like if you enjoyed and check out my Riddles playlist http://bit.ly/sssniperwolfriddles7-Second Riddles https://www.youtube.com/channel/UCtt
12:07 Popular
Algebra Basics: What Is Algebra? - Math Antics

2,388 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
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02:40 Popular
Interpreting Linear Formulas Example 1 | Algebra I | Khan Academy

2,244 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
09:36 Popular
Negative Numbers Introduction | Negative Numbers And Absolute Value | Pre-Algebra | Khan Academy

2,221 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.
05:58 Popular
Tricky Riddles with Funny Answers - Can you solve?

2,190 views / 2 likes - added 6 years ago

Tricky Riddles with Funny Answers These tricky riddles and funny riddles can be solved by any kid or adult who has good sense of humor. These riddles with answers will always test your brain and make your brain scratch. There are 10 Tricky Riddles with Fu
05:04 Popular
Area of a Triangle - Fun challenging math problem

2,182 views / 0 likes - added 7 years ago

Can you solve the area of a triangle given points X and Y. This is not a basic problem, but it is a fun and challenging math problem. See if you are smart enough to find the area of a triangle for yourself. My name is Chris and my passion is to teach math
10:29 Popular
Algebra Basics: Solving 2-Step Equations - Math Antics

2,180 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:
12:27 Popular
Mystery RIDDLES Only the Smartest 5% Can Solve - Azzyland & Gloom

2,168 views / 11 likes - added 3 years ago

Azzyland - Mystery RIDDLES Only the Smartest 5% Can Solve - Azzyland & Gloom - 7 Second Riddles: https://www.youtube.com/watch?v=QKc1wTiEHjoGloom: https://www.youtube.com/watch?v=x7se8B_l6HM SUBSCRIBE and become part of the AzzyLand family :D SOCIAL MEDIA
11:34 Popular
Algebra Basics: What Are Functions? - Math Antics

2,158 views / 3 likes - added 7 years ago

Learn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!
09:23 Popular
Converting Fractions To Decimals | Decimals | Pre-Algebra | Khan Academy

2,141 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
05:51 Popular
Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

2,134 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
09:50 Popular
Adding And Subtracting Fractions | Fractions | Pre-Algebra | Khan Academy

2,133 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
02:35 Popular
Dividing Whole Numbers And Fractions: Studying | Fractions | Pre-Algebra | Khan Academy

2,108 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
10:07 Popular
10 RIDDLES Only Genius Can Solve | Riddles will Blow your Mind | Riddles Popular in United States

2,101 views / 5 likes - added 6 years ago

10 RIDDLES Only Genius Can Solve | Riddles will Blow your Mind | Riddles Popular in United States. Music Credit - Vexento (Thank you for Amazing Music) Vexento - Floating With You https://www.youtube.com/watch?v=aNSn3RW0xmI Vexento - Masked Heroes https:/
03:50 Popular
Can You Solve The Bridge Riddle? - Alex Gendler

2,069 views / 3 likes - added 8 years ago

View full lesson: https://ed.ted.com/lessons/can-you-solve-the-bridge-riddle-alex-gendler Taking that internship in a remote mountain lab might not have been the best idea. Pulling that lever with the skull symbol just to see what it did probably wasn’t s
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08:21 Popular
Two-variable Linear Equations And Their Graphs | Algebra I | Khan Academy

2,051 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
07:11 Popular
Graphing Solutions To Two-variable Linear Equations Example 2 | Algebra I | Khan Academy

2,049 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
03:50 Popular
Can You Solve The Locker Riddle? - Lisa Winer

2,024 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-locker-riddle-lisa-winer Your rich, eccentric uncle just passed away, and you and your 99 nasty relatives have been invited to the reading of his will. He wanted to leave all of his money to yo
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10:06 Popular
AWESOME HACKS TO SOLVE ALL YOUR PROBLEMS || New Girly Hacks by 123 GO!

1,977 views / 7 likes - added 3 years ago

Listen up, ladies! Youve got a lot to worry about. From surprise messes, to brow blunders! Its like the problems never end! But dont stress. Weve got some game-changing girly hacks for the win!These girly hacks sure come in handy in a jam! Share this vide
02:36 Popular
How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

1,968 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
13:46 Popular
Algebra Basics: Laws Of Exponents - Math Antics

1,968 views / 1 likes - added 3 years ago

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

1,960 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
14:13 Popular
Introduction To Ratios | Ratios, Proportions, Units, And Rates | Pre-Algebra | Khan Academy

1,960 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
02:39 Popular
Comparing Decimals: Ordering From Least To Greatest | Decimals | Pre-Algebra | Khan Academy

1,949 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/
03:12 Popular
Graphing Linear Functions Example 2 | Algebra I | Khan Academy

1,942 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
08:17 Popular
ONLY A GENIUS CAN SOLVE THIS IN 20s (If You Solve 13/15 You Are Smarter Than Einstein!)

1,942 views / 0 likes - added 5 years ago

Only a genius can solve this mind test in 20s! Only the cool stuff, try to find the letter N and many more to test your intelligence. If you solve 10 out of 15 you are smarter than 80% of people, if you find 13 or more you might be smarter than Einstein!
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01:34 Popular
Solving Ratio Problems With Graph | Pre-Algebra | Khan Academy

1,941 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
01:49 Popular
Oldest Football Footage Ever (American Football/Gridiron)

1,923 views / 12 likes - added 8 years ago

OLDEST genuine archive footage of football known to exist! This amazing film shows a game between Princeton and Yale, way back in 1903, plus footage of another university game in the same year. American football in it's infancy. Additionally, the video fe
05:38 Popular
Algebra word problem - System of Equations

1,923 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
08:52 Popular
Linear Models Example 1 | Algebra I | Khan Academy

1,921 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
05:20 Popular
Order Of Operations: PEMDAS | Arithmetic Properties | Pre-Algebra | Khan Academy

1,915 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
09:17 Popular
Unit Conversion Within The Metric System | Pre-Algebra | Khan Academy

1,881 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
05:30 Popular
Graphing Linear Functions Example 1 | Algebra I | Khan Academy

1,877 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-
04:32 Popular
How To Solve One-step Equations With Fractions And Decimals | 6th Grade | Khan Academy

1,860 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-
16:34 Popular
Linear Algebra: Exploring the solution set of Ax=b

1,859 views / 0 likes - added 9 years ago

Exploring the solution set of Ax=b (non homogeneous equations) More free lessons at: http://www.khanacademy.org/video?v=1PsNIzUJPkc
08:34 Popular
LCM And GCF Word Problems | Factors And Multiples | Pre-Algebra | Khan Academy

1,857 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
01:49 Popular
How To Find Two Function Inputs With The Same Output Given Graph (example) | Khan Academy

1,853 views / 0 likes - added 8 years ago

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

1,841 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
24:12 Popular
How to Solve a Rubik's Cube | WIRED

1,837 views / 2 likes - added 4 years ago

WIRED's Robbie Gonzalez learned to solve a Rubik's cube from Tyson Mao, one of the co-founders of the World Cube Association. In two weeks, Robbie got his solve time down from 45 minutes with Tyson, to 20 minutes on his own, to under a minute on average.
11:09 Popular
Algebra Basics: What Are Polynomials? - Math Antics

1,834 views / 0 likes - added 8 years ago

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
04:19 Popular
Can you solve the river crossing riddle? - Lisa Winer

1,825 views / 3 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-river-crossing-riddle-lisa-winer As a wildfire rages through the grasslands, three lions and three wildebeest flee for their lives. To escape the inferno, they must cross over to the left bank
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05:24 Popular
Can you solve the pirate riddle? - Alex Gendler

1,823 views / 3 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-pirate-riddle-alex-gendler It’s a good day to be a pirate. Amaro and his four mateys – Bart, Charlotte, Daniel, and Eliza have struck gold – a chest with 100 coins. But now, they must divvy up
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09:15 Popular
Mixed Numbers And Improper Fractions | Fractions | Pre-Algebra | Khan Academy

1,802 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
03:00 Popular
Inverse Property Of Addition | Arithmetic Properties | Pre-Algebra | Khan Academy

1,790 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
02:32 Popular
Dividing Whole Numbers And Fractions: Potpourri | Fractions | Pre-Algebra | Khan Academy

1,783 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
06:35 Popular
Constructing Linear Functions Example 1 | Algebra I | Khan Academy

1,782 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
03:09 Popular
Simplifying Square Roots | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,769 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
10:03 Popular
Learn How to Solve a Rubik's Cube in 10 Minutes (Beginner Tutorial)

1,768 views / 2 likes - added 2 years ago

Learning to solve a Rubik's Cube can be easy! Read the pinned comment for common questions. How To Solve FASTER https://www.youtube.com/watch?v=vmeleO65BHc 0:20 White Cross 1:44 1st Layer 4:00 2nd Layer 5:45 Top Cross 6:28 Top Cross Side Colors 7:18 Move
04:20 Popular
Dividing A Whole Number By A Decimal | Decimals | Pre-Algebra | Khan Academy

1,749 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
03:11 Popular
Question the Herd | Brain Games

1,737 views / 0 likes - added 6 years ago

We've all heard the expression, "trust your gut." But when you find your gut instinct is different from everyone else's, whose gut will you trust? ➡ Subscribe: http://bit.ly/NatGeoSubscribe About Brain Games: Using a series of experiments, illusions and m
06:02 Popular
Solve These Brainy Riddles If You Have Guts!

1,734 views / 1 likes - added 6 years ago

Solve These Brainy Riddles If You Have Guts! 10 Trickiest Animal Riddles For Kids With Answers IMPOSSIBLE EINSTEIN RIDDLES TO SOLVE - Only 2% Pass!! https://www.youtube.com/watch?v=yhUsXzvU3aQ IMPOSSIBLE HIDDEN OBJECTS TO TEST YOUR BRAIN!! : https://www.y
02:51 Popular
The Horse Horseshoe Boots Viral Algebra Problem - The Correct Answer Explained

1,728 views / 2 likes - added 7 years ago

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:
04:31 Popular
Can You Solve The Frog Riddle? - Derek Abbott

1,721 views / 2 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-frog-riddle-derek-abbott You’re stranded in a rainforest, and you’ve eaten a poisonous mushroom. To save your life, you need an antidote excreted by a certain species of frog. Unfortunately, on
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03:21 Popular
Rational Number Word Problem With Fractions | Pre-Algebra | Khan Academy

1,717 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
06:55 Popular
What Are Variables, Expressions, And Equations? | Introduction To Algebra | Algebra I | Khan Academy

1,710 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
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1,707 views / 0 likes - added 7 years ago

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.
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1,706 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
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1,696 views / 0 likes - added 7 years ago

A square is inside of a right triangle. The length of each side of the triangle is 3-4-5. Given this information what are the dimensions of the square? Can you solve this right triangle? My name is Chris and my passion is to teach math. Learning should ne
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1,671 views / 3 likes - added 6 months ago

How an SAT question became a mathematical paradox. Head to https://brilliant.org/veritasium to start your free 30-day trial, and the first 200 people get 20% off an annual premium subscription.I invented Snatoms, a molecule modeling kit where the atoms sn
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Multiplying Unit Fractions And Whole Numbers | Fractions | Pre-Algebra | Khan Academy

1,667 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
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Inequality Word Problems | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,664 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
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1,658 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
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Finding Factors And Multiples | Factors And Multiples | Pre-Algebra | Khan Academy

1,646 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
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1,631 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
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1,631 views / 0 likes - added 7 years ago

Zeno's paradox is one of the most well know math puzzles in history. Is it possible to add an infinite amount of numbers and get an exact value? This is one example of Zeno's paradox. Try and solve this paradox and learn about the Greek philosopher Zeno i
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Negative Exponents | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,626 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
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Introduction To Area And Unit Squares | Measurement | Pre-Algebra | Khan Academy

1,602 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
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1,596 views / 1 likes - added 5 years ago

These amazing top 10 puzzles are the best way to challenge and grow your mind to become smarter than you are. There are also few riddles and some tricky brain teasers which only 2% of the people were able to solve. So, it's a great chance to see if you ar
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1,593 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
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1,588 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
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1,561 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
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1,552 views / 2 likes - added 6 years ago

12 tricky riddles you probably haven’t heard of. Try to find the right answers to check whether you’re a true genius! Subscribe to Bright Side : https://goo.gl/rQTJZz ----------------------------------------------------------------------------------------
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Positive And Negative Slope | Algebra I | Khan Academy

1,549 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
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1,542 views / 0 likes - added 3 years ago

Watch my newest video, "Could a Toothpaste Sandwich Brush Your Teeth?": https://youtu.be/OdeiWhETqQYWe know how difficult the Monty Hall Problem is for so many people even after theyre shown all the math behind the best possible strategy. Its basic probab
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Number Patterns: Interpreting Relationships | Pre-Algebra | Khan Academy

1,541 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
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Percentage Of A Whole Number | Decimals | Pre-Algebra | Khan Academy

1,530 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
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1,527 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
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1,524 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
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1,519 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
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1,513 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
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1,505 views / 0 likes - added 8 years ago

So, how do engineers even figure out what problem needs to get fixed? And what's the difference between identifying a problem and just complaining about something. In this episode of Crash Course Kids, Sabrina talks about how we can all be better Engineer
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1,496 views / 0 likes - added 7 years ago

Roaches are more than just pests that crawl around our homes. Here's how they are actually beneficial and even essential to the environment. Scientists Create RoboRoaches - http://bit.ly/28LCXlL Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1P
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Can You Solve This Harvard Admissions Question? Algebra Problem, 1869

1,475 views / 0 likes - added 7 years ago

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
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Can you solve the secret werewolf riddle? - Dan Finkel

1,466 views / 1 likes - added 5 years ago

Practice more problem-solving at https://brilliant.org/TedEd/ Signup to receive the bonus riddle's solution: https://brilliant.org/TedEdWerewolf/ You’re on the trail of a werewolf that’s been terrorizing your town. After months of detective work, you’ve n
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1,446 views / 0 likes - added 7 years ago

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
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1,444 views / 1 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-virus-riddle-lisa-winer Your research team has found a prehistoric virus preserved in the permafrost and isolated it for study. After a late night working, you’re just closing up the lab when a
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1,435 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
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1,433 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
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Easy Puzzle - But can you solve it?

1,428 views / 0 likes - added 7 years ago

Solve this puzzle by cutting the piece of wood into two pieces. Both pieces must fit exactly into the hole. Can you solve this easy puzzle? Watch the video and find out. My name is Chris and my passion is to teach math. Learning should never be a struggle
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1,427 views / 3 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-prisoner-hat-riddle-alex-gendler You and nine other individuals have been captured by super-intelligent alien overlords. The aliens think humans look quite tasty, but their civilization forbids
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How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

1,425 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
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1,422 views / 2 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-passcode-riddle-ganesh-pai In a dystopian world, your resistance group is humanity’s last hope. Unfortunately, you’ve all been captured by the tyrannical rulers and brought to the ancient colis
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If You Can Solve These Short Riddles Then You're Smart Enough For High School

1,407 views / 4 likes - added 4 years ago

If you can solve these short riddles then you're smart enough for high school! Test your knowledge and IQ level with these fun puzzles ;) If you feel tired or exhausted try to spend time solving brain games and tests! You will have some fun and work out y
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1,405 views / 0 likes - added 6 years ago

Practice more problem-solving at https://brilliant.org/TEDEd/ View full lesson: https://ed.ted.com/lessons/can-you-solve-the-buried-treasure-riddle-daniel-griller After a massive storm tears through the Hex Archipelago, you find five grizzled survivors in
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1,395 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/
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Flower Math Problem - Adults Stumped By Question For Kids In China

1,394 views / 2 likes - added 7 years ago

This problem is said to come from a test given to a Chinese kindergarten class (5 year olds). It was posted online and caused a lot of debate as adults were stumped about the correct answer, some saying it is impossible. Can you figure it out? This video
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Multiplying Positive And Negative Numbers | Pre-Algebra | Khan Academy

1,383 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?
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1,376 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/
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1,373 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
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1,370 views / 0 likes - added 3 years ago

This electronics video provides a basic introduction into logic gates, truth tables, and simplifying boolean algebra expressions. It discusses logic gates such as the AND, OR, NOT, NAND and NOR Gates. This video is for college students who are taking intr
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1,368 views / 1 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-fish-riddle-steve-wyborney As the cargo director on the maiden voyage of the S.S. Buoyant, you’ve agreed to transport several tanks containing the last specimens of an endangered fish species t
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1,368 views / 5 likes - added 4 years ago

Are smart enough to solve these brainy riddles that nobody can solve without help? Try not to fail and solve at least 10 out of 14 riddles correct ;) If you want to have a well-trained brain, then don't be lazy to solve these cool brain games and mind-blo
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1,356 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=
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Algebra Basics: Exponents In Algebra - Math Antics

1,349 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
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Adding And Subtracting Negative Numbers | Pre-Algebra | Khan Academy

1,338 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
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1,325 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
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Only 5% Of Adults Can Solve These 12 Easy Riddles

1,319 views / 2 likes - added 4 years ago

Here is a set of 12 easy riddles that only 5% of adults can solve! Get ready to exercise your brain with this portion of fun puzzles. If you want to check your IQ level and increase your logic, then push the "Play" button :) I will be waiting for your ans
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1,317 views / 0 likes - added 7 years ago

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
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Can You Solve The Friendship Riddle?

1,306 views / 0 likes - added 7 years ago

In a group of 6 people, you might find that some people are friends on Facebook, or you might find out that no one is friends on Facebook. Show that there is always a group of 3 people in which either: (a) all 3 people are mutual friends or (b) the 3 peop
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1,299 views / 0 likes - added 8 years ago

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1,298 views / 1 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-three-gods-riddle-alex-gendler You and your team have crash-landed on an ancient planet. Can you appease the three alien overlords who rule it and get your team safely home? Created by logician
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Viral Facebook Math Problem

1,293 views / 1 likes - added 7 years ago

This problem has over 2 million comments on Facebook and is getting coverage in mainstream media and blogs. Can you figure out this Facebook fruit algebra puzzle involving apples, bananas, and coconuts? The video presents what many people consider to be t
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1,293 views / 0 likes - added 6 years ago

The design process for problem-solving, in 4 steps. Subscribe to our channel! http://goo.gl/0bsAjO Many thanks to Tim Brown and TED for this interview we recorded at TED 2017. IDEO is an international design company founded in 1991. In the beginning, IDEO
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1,285 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
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1,280 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
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Can You Solve The Hardest Easy Geometry Problem?

1,273 views / 1 likes - added 7 years ago

In the figure, what is the value of angle x? This problem is known as Langley's Adventitious Angles. It is also known as the hardest easy geometry problem because it can be solved by elementary methods but it is notoriously difficult to work out. Can you
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1,271 views / 0 likes - added 6 years ago

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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1,270 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
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1,268 views / 0 likes - added 9 years ago

Realizing that the determinant of a 2x2 matrix is equal to the area of the parallelogram defined by the column vectors of the matrix More free lessons at: http://www.khanacademy.org/video?v=n-S63_goDFg
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1,266 views / 0 likes - added 8 years ago

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
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1,265 views / 0 likes - added 5 years ago

A shooting star crashes onto Earth and unleashes a hideous, rampaging blob. Can you stop it from destroying the planet? -- A shooting star crashes onto Earth and a hideous blob emerges. It creeps and leaps, it glides and slides. It’s also unstoppabl
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Can You Solve This 6th Grade Geometry Problem From China?

1,263 views / 1 likes - added 7 years ago

What is the total area of the red spots? The diagram involves a rectangle with dimensions of 10 and 20. Inside the rectangle one of its diagonals is connected. There are two circles of equal size that are tangent to each other and the rectangle. The video
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1,263 views / 0 likes - added 6 years ago

You've been asked to calculate the force on a charge. Easy right? Just use Coulomb's law. BUT WAIT! There are THREE charges! Ahh! This video walks you through every detail of how to go about solving this problem so you can ace that exam question. Watch th
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1,258 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
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1,257 views / 0 likes - added 7 years ago

Learning Calculus limits is a breeze with this problem and introduction. This example is an easy problem. Check out my Calculus limits playlist if you want some harder examples. I also offer live tutoring if you need any extra help. Check out my website i
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1,242 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
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1,233 views / 0 likes - added 9 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
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1,220 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/
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1,219 views / 0 likes - added 6 years ago

Can you solve the bottle riddle and the magnet riddle? I challenged Susan Wojcicki, the CEO of YouTube to 2 physics riddles. See how you can do. More physics and stuff http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysic
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1,208 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
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1,206 views / 1 likes - added 5 years ago

Only people with unique brains and vision will be able to solve these tricky riddles. Those who don't have (like me), will experience difficulties, but don't worry, these are the riddles with answers: 00:00 - Grammar quiz. This short grammar quiz will tes
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How can we solve the antibiotic resistance crisis? - Gerry Wright

1,205 views / 0 likes - added 4 years ago

Take a closer look at the challenges of antibiotic resistance and what we can do to prevent losing this vital medicine. --Antibiotics: behind the scenes, they enable much of modern medicine. We use them to cure infectious diseases, and to safely facilitat
05:24 Popular
Math Challenge - Shrinking Pool Problem

1,198 views / 0 likes - added 7 years ago

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

1,198 views / 1 likes - added 4 years ago

Learn More at mathantics.comVisit http://www.mathantics.com for more Free math videos and additional subscription based content!
06:01 Popular
Can you solve the seven planets riddle? - Edwin F. Meyer

1,186 views / 2 likes - added 6 years ago

Practice more problem-solving at https://brilliant.org/TedEd/ Solution to the bonus riddle mentioned at the end: https://brilliant.org/TedEdTitanic/ Your interstellar police squad has tracked a group of criminals to a cluster of seven planets. Now you mus
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02:07 Popular
Adventure Time | I'm Just Your Problem | Cartoon Network

1,184 views / 2 likes - added 7 years ago

Marceline sings about her anger with Princess Bubblegum! CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/CNAdventureTime About Adventure Time: Unlikely heroes Finn (a silly kid with an awesome hat) & Jake (a bras
02:49 Popular
Percent Word Problem Example 2 | Decimals | Pre-Algebra | Khan Academy

1,182 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
06:20 Popular
Greatest Common Factor Explained | Factors And Multiples | Pre-Algebra | Khan Academy

1,181 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/
03:50 Popular
Introduction To Multiplying Decimals | Decimals | Pre-Algebra | Khan Academy

1,176 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
04:09 Popular
Can you solve these physics riddles? ft Simone Giertz - Part 1/3

1,175 views / 0 likes - added 7 years ago

Reading comments on Simone’s channel: https://www.youtube.com/watch?v=O3G9PuDZ_8c Check out Simone’s robots! https://www.youtube.com/simonegiertz Creator: Dianna Cowern Editor: Jabril Ashe Kyle Norby/ Dianna Cowern Thanks to Dan Walsh! Subscribe to Physic
01:14 Popular
Can Namib Desert Beetles Help Us Solve Our Drought Problems? | Think Like A Tree

1,170 views / 2 likes - added 8 years ago

Namib desert beetles live in an area with little ground water, so how is it that they have no trouble finding H2O? Find out how the resourceful insects use their wing scales to absorb water droplets from fog, and how we can use them as a model for combati
08:13 Popular
Prime Numbers | Factors And Multiples | Pre-Algebra | Khan Academy

1,169 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
12:49 Popular
Scientific Notation Examples | Pre-Algebra | Khan Academy

1,167 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
05:39 Popular
Solve This Tricky Brain Teasers If You Are A Genius !!

1,166 views / 0 likes - added 6 years ago

Solve This Tricky Brain Teasers If You Are A Genius !! IMPOSSIBLE EINSTEIN RIDDLES TO SOLVE - Only 2% Pass!! https://www.youtube.com/watch?v=yhUsXzvU3aQ IMPOSSIBLE HIDDEN OBJECTS TO TEST YOUR BRAIN!! : https://www.youtube.com/watch?v=y4YqtleJqSg EPIC CRIM
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Can you solve the egg drop riddle? - Yossi Elran

1,164 views / 1 likes - added 6 years ago

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/can-you-solve-the-egg-drop-riddle-yossi-elran The city has just opened its one-of-a-kind Faberge Egg Museum, with a single egg displayed on each floor o
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Steps to Solve Quadradic Equations

1,164 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
04:38 Popular
Can you solve the airplane riddle? - Judd A. Schorr

1,163 views / 2 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-airplane-riddle-judd-a-schorr Professor Fukanō, the famous scientist, has embarked on a new challenge – piloting around the world in a plane of his own design. There’s just one problem: there's
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Jessi Has a Problem!

1,157 views / 1 likes - added 7 years ago

Do you like using your imagination to build things that solve problems? If you do, you're thinking like an engineer! Learn how engineers identify and solve problems, then help Jessi with a big problem of her own! ---------- Love SciShow Kids and want to h
05:37 Popular
Linear Models Example 2 | Algebra I | Khan Academy

1,152 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
02:33 Popular
Can Slime Mould Solve Mazes? | Earth Lab

1,148 views / 1 likes - added 5 years ago

We think of mould as a simple organism, but it's a fungus that can perform cleaver tricks to get to its objectives. Best of Earth Lab: http://bit.ly/EarthLabOriginals Best of BBC Earth: http://bit.ly/TheBestOfBBCEarthVideos The Doctors Are In The House: h
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04:16 Popular
Least Common Multiple Exercise | Factors And Multiples | Pre-Algebra | Khan Academy

1,142 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
28:19 Popular
How To Solve Projectile Motion Problems In Physics

1,141 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
04:08 Popular
Can Plastic-Eating Worms Solve Our Trash Problem?

1,136 views / 1 likes - added 8 years ago

Plastics are everywhere, and we can’t seem to get rid of them. Could a worm be the solution we need? Does Recycling Actually Help? ►►►► http://dne.ws/16zXnMX DNews Live Tickets Here ►►►► http://dne.ws/1Fa2OCh Read More: Why Doesn't Plastic Biodegrade? htt
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03:27 Popular
Need a Lift? Try a Pulley!

1,134 views / 1 likes - added 7 years ago

Jessi and Squeaks just got a new telescope, and they can't wait to check out the night sky! But there's just one problem: it's too heavy to bring up the stairs into the observatory! Join them as they learn about a simple machine that can help them solve t
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05:57 Popular
Can You Solve This 6th Grade Geometry Problem From Singapore? The Area Of A "Claw"

1,129 views / 1 likes - added 7 years ago

This problem was given to Primary 6 (age 11-12) students in Singapore. What is the area of the shaded region in the video, which consists of the region bounded by 4 quarter circles in a 3x3 grid of squares, and each square has a side length of 4? The shad
03:38 Popular
Can you solve the giant iron riddle? - Alex Gendler

1,124 views / 0 likes - added 5 years ago

Practice more problem-solving at https://brilliant.org/TedEd/ Solution to bonus riddle: https://brilliant.org/TedEdGiantIron/ The family of giants you work for is throwing a fancy dinner party, but there’s a problem — the elder giant’s favorite shirt is w
11:26 Popular
10 Tricky Riddles and Logic Puzzles To Sharpen Your Brain

1,119 views / 3 likes - added 5 years ago

If you are a Genius, can you solve this puzzle? So, test your ingenuity and knowledge with these top 10 amazing riddles and puzzles that 90% fail to answer. Subscribe to FactoFusion: http://bit.ly/FactoFusion Our Social Media: Like us on Facebook: https:/
06:56 Popular
Exponents And Powers Of Zero Patterns | Pre-Algebra | Khan Academy

1,118 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
05:12 Popular
The Black Hole Death Problem

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

This episode is brought to you by Squarespace: ‪http://www.squarespace.com/physicsgirl Black holes are not as black as we once thought. They are theorized to die a slow death by evaporation, emitting energy known as Hawking radiation. But the mechanism fo
04:39 Popular
Can you solve the multiplying rabbits riddle? - Alex Gendler

1,107 views / 0 likes - added 5 years ago

Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletter View full lesson: https://ed.ted.com/lessons/can-you-solve-the-multiplying-rabbits-riddle-alex-gendler After years of experiments, you’ve finally created the pets of the
03:35 Popular
Can you solve the cuddly duddly fuddly wuddly riddle? - Dan Finkel

1,106 views / 1 likes - added 4 years ago

Youve promised to get your son the cutest creature in creation: the cuddly. Can you outsmart the cuddly incubator and go home a hero?--Youve promised to get your son the cutest creature in creation: the cuddly. Its part of the Wuddly species, cousin to th
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07:27 Popular
MARIO QUESTION BLOCK SURPRISE CAKE - NERDY NUMMIES

1,105 views / 7 likes - added 7 years ago

Today I made a Mario Question Block Surprise Cake! Let me know down below what other videos you would like to see! *Order The Nerdy Nummies Cookbook here: http://www.NerdyNummiesCookbook.com QUESTION MARK TEMPLATE: http://tinyurl.com/marioquestionmark FOL
07:34 Popular
Hexadecimal Number System | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,100 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
02:57 Popular
Can You Solve This Crazy Equation? Ramanujan's Radical Brain Teaser

1,098 views / 0 likes - added 7 years ago

In 1911, Srinivasa Ramanujan posed this problem involving an infinite nested radical (a never-ending expression that has square roots inside of square roots). Can you figure out how to simplify the equation? The video presents an intuitive solution. Techn
03:45 Popular
Visualizing Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

1,097 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
04:07 Popular
Solve Problems: Be An Engineer!

1,095 views / 6 likes - added 8 years ago

Learn about engineers, who dream up a lot of the things you use every day, from toys to tools! ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome produc
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11:42 Popular
GIANT 5 Foot Boomerang

1,095 views / 1 likes - added 5 years ago

Go to https://wix.com/go/Nickipedia to start your website today! Check out my new Wix site at https://www.NickipediaStore.com SUBSCRIBE: https://www.youtube.com/nickipedia SHARE THIS VIDEO: https://youtu.be/IFRqIXMIB7o Thank you Wix for sponsoring this vi
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01:11 Popular
Subtracting Decimals: Example 1 | Decimals | Pre-Algebra | Khan Academy

1,093 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
01:07 Popular
How To Match Function Input To Output Given The Graph (example) | Algebra I | Khan Academy

1,084 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
04:53 Popular
Can you solve the prisoner boxes riddle? - Yossi Elran

1,084 views / 1 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-prisoner-boxes-riddle-yossi-elran Your favorite band is great at playing music...but not so great at being organized. They keep misplacing their instruments on tour, and it’s driving their mana
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09:29 Popular
Dividing Decimals With Hundredths Example 3 | Decimals | Pre-Algebra | Khan Academy

1,082 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
04:01 Popular
Can You Solve The Control Room Riddle? - Dennis Shasha

1,082 views / 3 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/can-you-solve-the-control-room-riddle-dennis-shasha As your country's top spy, you must infiltrate the headquarters of the evil syndicate, find the secret control panel, and deactivate their death ray. But your
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07:49 Popular
Can You Solve The Viral 9 = 72 Puzzle? The Correct Answer Explained

1,079 views / 0 likes - added 7 years ago

This problem has been shared millions of times on Twitter/Facebook with the claim "99% fail" to solve it and that only a genius could find the correct answer. If 9 = 72, 8 = 56, 7 = 42, 6 = 30, 5 = 20, then 3 = ? In this video I explain what many people b
32:44 Popular
The Power of Mathematical Visualization | The Great Courses

1,074 views / 0 likes - added 7 years ago

https://www.thegreatcoursesplus.com/show/the_power_of_mathematical_visualization?utm_source=US_SocialMedia&utm_medium=SocialMediaEditorialYoutube&utm_campaign=138569 The Power of Mathematical Visualization teaches you these vital problem-solving skills in
04:56 Popular
How to Learn to Code

1,066 views / 6 likes - added 9 years ago

Thanks to https://www.youtube.com/user/NerdyAndQuirky for the question! Shares appreciated! Twitters: https://twitter.com/cheerskevin There you go. Here’s the code that will get you past your first technical interview. By the way, don’t ever w
06:35 Popular
Only a Genius Can Solve These Riddles in 2 Minutes

1,063 views / 2 likes - added 6 years ago

Logic puzzles are good for people of all ages because they give our minds a chance to limber up. Can you solve each of them in 15 seconds? If so, you can consider yourself a genius (we aren’t – we couldn’t get the last one). Subscribe to Bright Side : htt
03:05 Popular
Four Steps to Solve a Absolute Value Equation

1,060 views / 0 likes - added 5 years ago

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

1,055 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
04:45 Popular
Can you solve the penniless pilgrim riddle? - Daniel Finkel

1,045 views / 0 likes - added 6 years ago

If you enjoy our riddles, we highly recommend reading "The Number Devil". Discounted e-book versions available here: https://amzn.to/2kO7S8P Check out our book rec page to learn more: http://bit.ly/2JqwgLE View full lesson: https://ed.ted.com/lessons/can-
02:27 Popular
Inequality Word Problem: One Variable | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,043 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
02:36 Popular
Number Patterns: Seeing Relationships | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,041 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
05:09 Popular
Can you solve the alien probe riddle? - Dan Finkel

1,038 views / 1 likes - added 5 years ago

Practice more problem-solving at https://brilliant.org/TedEd/ Solution to Bonus Riddle: https://brilliant.org/TedEd3ColorCube/ Your team has developed a probe to study an alien monolith. It needs protective coatings — in red, purple or green — to cope wit
02:48 Popular
Adding In Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,037 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/
07:21 Popular
Can You Solve The Magical Pond Puzzle?

1,035 views / 1 likes - added 7 years ago

(Same video with music: https://youtu.be/nF-Gpk0ZpRk) You visit a shrine that has 3 temples. Before each temple, you have to swim in a magical pond. Your path is pond-temple1-pond-temple2-pond-temple 3. Each time you swim, the pond magically triples the n
05:15 Popular
Can you solve the Ragnarok riddle? - Dan Finkel

1,033 views / 0 likes - added 3 years ago

Practice more problem-solving at https://brilliant.org/TedEd/--Ragnarok: The fabled end of the world, when giants, monsters, and Norse gods battle for the future. The gods were winning until the great serpent Jrmungandr emerged. It swallowed Valhalla and
05:26 Popular
Can you solve the wizard standoff riddle? - Dan Finkel

1,032 views / 1 likes - added 6 years ago

Practice more problem-solving at https://brilliant.org/TedEd/ Sign up for free to receive the solution to the bonus riddle! You’ve been chosen as a champion to represent your wizarding house in a deadly duel against two rival magic schools. Your opponents

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