Search Results: "Adding And Subtracting Fractions | Fractions | Pre-Algebra | Khan Academy"

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

2,070 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
04:24 Popular
Example Of Subtracting Fractions With Unlike Denominators | Fractions | Pre-Algebra | Khan Academy

1,598 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
05:42 Popular
Understanding Division Of Fractions | Fractions | Pre-Algebra | Khan Academy

1,206 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/
03:08 Popular
Multiplying Unit Fractions And Whole Numbers | Fractions | Pre-Algebra | Khan Academy

1,657 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
05:51 Popular
Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

2,074 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
04:33 Popular
Multiplying Negative And Positive Fractions | Fractions | Pre-Algebra | Khan Academy

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

1,363 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
09:15 Popular
Mixed Numbers And Improper Fractions | Fractions | Pre-Algebra | Khan Academy

1,745 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
03:45 Popular
Visualizing Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

1,086 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
02:35 Popular
Dividing Whole Numbers And Fractions: Studying | Fractions | Pre-Algebra | Khan Academy

2,048 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
02:32 Popular
Dividing Whole Numbers And Fractions: Potpourri | Fractions | Pre-Algebra | Khan Academy

1,727 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
09:16 Popular
Adding/subtracting Negative Numbers | Pre-Algebra | Khan Academy

1,347 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=
02:08 Popular
Tutorial for Adding & Subtracting Fractions

1,971 views / 0 likes - added 5 years ago

Tutorial for Adding & Subtracting Fractions. Part of the series: Adding and Subtracting Fractions. Adding and subtracting fractions is a lot like riding a bike - once you know how, you never forget. Get a tutorial for adding and subtracting fractions with
04:07 Popular
Adding And Subtracting Negative Numbers | Pre-Algebra | Khan Academy

1,326 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
09:23 Popular
Converting Fractions To Decimals | Decimals | Pre-Algebra | Khan Academy

2,080 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
03:21 Popular
Rational Number Word Problem With Fractions | Pre-Algebra | Khan Academy

1,707 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
01:11 Popular
Subtracting Decimals: Example 1 | Decimals | Pre-Algebra | Khan Academy

1,084 views / 0 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
04:58 Popular
Comparing Fractions Of Different Wholes | Fractions | 3th Grade | Khan Academy

1,460 views / 0 likes - added 8 years ago

Comparing fractions of different wholes Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-third-grade-math/cc-3rd-fractions-topic/cc-3rd-different-wholes/e/naming-the-whole?utm_source=YT&utm_medium=Desc&utm_ca
02:48 Popular
Adding In Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,029 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/
02:32 Popular
Comparing Fractions Visually With Pies | Fractions | 4th Grade | Khan Academy

1,032 views / 0 likes - added 8 years ago

Comparing fractions visually with pies Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-comparing-fractions-visually/e/visually-comparing-fractions?utm_source=Y
02:55 Popular
Comparing Fractions On A Number Line | Fractions | 4th Grade | Khan Academy

1,437 views / 0 likes - added 8 years ago

Comparing fractions on a number line Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-comparing-fractions-visually/e/visually-comparing-fractions?utm_source=YT&
02:35 Popular
Comparing Fractions Visually With A Bar | Fractions | 4th Grade | Khan Academy

1,096 views / 0 likes - added 8 years ago

Learn how to compare fractions with unlike denominators by drawing bars Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-comparing-fractions-visually/e/visually
05:23 Popular
Adding And Subtracting Multiple Fractions With Unlike Denominators

967 views / 0 likes - added 8 years ago

Adding and subtracting multiple fractions with unlike denominators
Featured
06:06 Popular
Equivalent Fractions And Different Wholes | Fractions | 4th Grade | Khan Academy

801 views / 0 likes - added 8 years ago

Learn how two fractions are equivalent only if they refer to the same whole. For example, 1/2 of a small circle is not the same as 1/2 of a big circle. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-
07:36 Popular
Fractions - Adding and Subtracting

724 views / 0 likes - added 8 years ago

Fractions - Adding and Subtracting. Examples involving both numerical and variable expressions and shown! For more free math videos, visit http://JustMathTutoring.com
05:34 Popular
Multiplying Positive And Negative Numbers | Pre-Algebra | Khan Academy

1,375 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?
03:33 Popular
Finding A Percentage | Decimals | Pre-Algebra | Khan Academy

1,246 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
02:07 Popular
Percentage Of A Whole Number | Decimals | Pre-Algebra | Khan Academy

1,516 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
03:21 Popular
Introduction To Perimeter | Measurement | Pre-Algebra | Khan Academy

783 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
06:17 Popular
Solving Percent Problems | Decimals | Pre-Algebra | Khan Academy

878 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
05:27 Popular
Converting Directly From Binary To Hexadecimal | Pre-Algebra | Khan Academy

1,277 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
03:50 Popular
Introduction To Multiplying Decimals | Decimals | Pre-Algebra | Khan Academy

1,168 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
14:13 Popular
Introduction To Ratios | Ratios, Proportions, Units, And Rates | Pre-Algebra | Khan Academy

1,902 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
03:40 Popular
Multi-step Word Problem With Decimals And Subtraction | Pre-Algebra | Khan Academy

1,568 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
03:03 Popular
Introduction To Exponents | Pre-Algebra | Khan Academy

1,507 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
09:17 Popular
Unit Conversion Within The Metric System | Pre-Algebra | Khan Academy

1,825 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
12:49 Popular
Scientific Notation Examples | Pre-Algebra | Khan Academy

1,159 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
10:00
Introduction To Number Systems And Binary | Pre-Algebra | Khan Academy

611 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.
03:43 Popular
Converting From Decimal To Hexadecimal Representation | Pre-Algebra | Khan Academy

1,427 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
20:48 Popular
Introduction To Scientific Notation | Pre-Algebra | Khan Academy

1,901 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

1,500 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
03:00 Popular
Inverse Property Of Addition | Arithmetic Properties | Pre-Algebra | Khan Academy

1,731 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
06:56 Popular
Exponents And Powers Of Zero Patterns | Pre-Algebra | Khan Academy

1,108 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
08:13 Popular
Prime Numbers | Factors And Multiples | Pre-Algebra | Khan Academy

1,163 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
05:20 Popular
Order Of Operations: PEMDAS | Arithmetic Properties | Pre-Algebra | Khan Academy

1,854 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
07:34 Popular
Hexadecimal Number System | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,090 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
07:51 Popular
Volume: How To Measure It | Measurement | Pre-Algebra | Khan Academy

778 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
09:29 Popular
Dividing Decimals With Hundredths Example 3 | Decimals | Pre-Algebra | Khan Academy

1,076 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
03:52 Popular
Converting From Decimal To Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,509 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
08:30 Popular
Multiplying And Dividing Negative Numbers | Pre-Algebra | Khan Academy

1,787 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
04:31 Popular
Number Patterns: Interpreting Relationships | Pre-Algebra | Khan Academy

1,535 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
01:34 Popular
Solving Ratio Problems With Graph | Pre-Algebra | Khan Academy

1,885 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
02:49 Popular
Percent Word Problem Example 2 | Decimals | Pre-Algebra | Khan Academy

1,172 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
04:17 Popular
Introduction To Area And Unit Squares | Measurement | Pre-Algebra | Khan Academy

1,546 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
01:47 Popular
Decompose Hundredths On Number Line | Fractions | 4th Grade | Khan Academy

1,570 views / 0 likes - added 8 years ago

Learn how to decompose a fraction with hundredths on a number line. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-fractions-unlike-denom/e/decompose-fraction
03:09 Popular
Simplifying Square Roots | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,761 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
06:14 Popular
How To Plot Inequalities On A Number Line | Pre-Algebra | Khan Academy

1,517 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
05:05 Popular
Solving Ratio Problems With Tables Example 1 | Pre-Algebra | Khan Academy

874 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
04:16 Popular
Least Common Multiple Exercise | Factors And Multiples | Pre-Algebra | Khan Academy

1,135 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
03:28 Popular
Inequality Word Problems | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,604 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
08:34 Popular
LCM And GCF Word Problems | Factors And Multiples | Pre-Algebra | Khan Academy

1,796 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
03:38 Popular
Math Patterns Example 1 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

711 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
05:41 Popular
Math Patterns Example 2 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

704 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
02:36 Popular
Number Patterns: Seeing Relationships | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,025 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
06:20 Popular
Greatest Common Factor Explained | Factors And Multiples | Pre-Algebra | Khan Academy

1,169 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/
09:43 Popular
Exponent Rules Part 1 | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,580 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
00:52 Popular
Reading Bar Charts: Basic Example | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,371 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/
02:27 Popular
Inequality Word Problem: One Variable | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,036 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
06:29 Popular
Multiplying Decimals: Place Value And Reordering | Decimals | Pre-Algebra | Khan Academy

1,383 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/
02:39 Popular
Comparing Decimals: Ordering From Least To Greatest | Decimals | Pre-Algebra | Khan Academy

1,890 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/
04:20 Popular
Dividing A Whole Number By A Decimal | Decimals | Pre-Algebra | Khan Academy

1,704 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
04:25 Popular
Multiplying Challenging Decimals | Decimals | Pre-Algebra | Khan Academy

959 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
02:36 Popular
Converting Decimals To Percents | Decimals | Pre-Algebra | Khan Academy

1,472 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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Cube Root Of A Non-perfect Cube | Pre-Algebra | Khan Academy

1,268 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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Simplifying Radicals | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,524 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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Negative Exponents | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,572 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
02:14 $Subtracting fractions (ex 1)$
Subtracting fractions (ex 1)

610 views / 0 likes - added 9 years ago

Subtracting fractions (ex 1)
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Negative Numbers Introduction | Negative Numbers And Absolute Value | Pre-Algebra | Khan Academy

2,162 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.
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Subtracting Fractions With Unlike Denominators

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Subtracting fractions with unlike denominators
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Finding Factors And Multiples | Factors And Multiples | Pre-Algebra | Khan Academy

1,631 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
01:31 $Subtracting fractions with common denominators (ex 1)$
Subtracting fractions with common denominators (ex 1)

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Subtracting fractions with common denominators (ex 1)
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Visually Subtracting Fractions With Unlike Denominators

528 views / 0 likes - added 8 years ago

Visually subtracting fractions with unlike denominators
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The Advantages of Using the Least Common Denominator When Adding & Subtracting Denominators

750 views / 0 likes - added 5 years ago

The Advantages of Using the Least Common Denominator When Adding & Subtracting Denominators. Part of the series: Adding and Subtracting Fractions. Using the least common denominator when adding and subtracting fractions certainly has its fair share of adv
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How To Solve One-step Equations With Fractions And Decimals | 6th Grade | Khan Academy

1,799 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-
02:44
Algebraic Expression Adding Fractions

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Algebraic expression adding fractions
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Adding Fractions With Unlike Denominators

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Visually Adding Fractions With Unlike Denominators

609 views / 0 likes - added 8 years ago

Visually adding fractions with unlike denominators
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Adding And Subtracting On Number Line Word Problems | Early Math | Khan Academy

1,419 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
02:26
Subtracting Fractions

569 views / 0 likes - added 9 years ago

U02_L3_T2_we1 Subtracting Fractions More free lessons at: http://www.khanacademy.org/video?v=UbUdyE1_b9g Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:33 $Adding fractions (ex 1)$
Adding fractions (ex 1)

642 views / 0 likes - added 9 years ago

Adding fractions (ex 1) More free lessons at: http://www.khanacademy.org/video?v=TuId1spuyoc
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How To Evaluate Expressions In Two Variables With Decimals And Fractions | 6th Grade | Khan Academy

1,002 views / 0 likes - added 8 years ago

Learn how to evaluate expressions that have two different variables in them by using a technique called substitution (or "plugging in"). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6t
03:18
Adding Fractions with Like Denominators

641 views / 0 likes - added 9 years ago

U02_L3_T1_we1 Adding Fractions with Like Denominators More free lessons at: http://www.khanacademy.org/video?v=EJjnEau6aeI Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
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What Are Variables, Expressions, And Equations? | Introduction To Algebra | Algebra I | Khan Academy

1,699 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
04:22 Popular
Math Antics - Adding and Subtracting Fractions

3,182 views / 2 likes - added 9 years ago

Learn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!
06:22 $Adding fractions with different signs$
Adding fractions with different signs

537 views / 0 likes - added 9 years ago

U09_L2_T2_we2 Adding fractions with different signs More free lessons at: http://www.khanacademy.org/video?v=QS1LMomm0Gk Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
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Origins Of Algebra | Introduction To Algebra | Algebra I | Khan Academy

1,149 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
04:06
Adding Fractions with Unlike Denominators

531 views / 0 likes - added 9 years ago

U02_L3_T1_we2 Adding Fractions with Unlike Denominators More free lessons at: http://www.khanacademy.org/video?v=OVMceVL_CEQ Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
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Easy Way of Learning to Subtract Fractions With Whole Numbers

1,383 views / 0 likes - added 5 years ago

Easy Way of Learning to Subtract Fractions With Whole Numbers. Part of the series: Simple Math. When it comes to subtracting with fractions, you're going to want to keep a few very important things in mind. Find out an easy way of learning subtracting wit
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Abstract-ness | Introduction To Algebra | Algebra I | Khan Academy

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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
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Fractions 4: Our First Two Beliefs about Fractions

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This is the fourth in a series of videos on "FRACTIONS For All Those Who Never Really Got Them and Want to Get Them!"
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Fractions 9: Comparing Fractions

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This is the ninth in a series of videos on "FRACTIONS For All Those Who Never Really Got Them and Want to Get Them!"
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How to Add Square Roots to Numerator Fractions

995 views / 1 likes - added 5 years ago

How to Add Square Roots to Numerator Fractions. Part of the series: Math Problems. Adding square root numerator fractions requires you to keep the terms in the problem separate. Add square root numerator fractions with help from a mathematics educator in
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Positive And Negative Slope | Algebra I | Khan Academy

1,491 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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Linear Models Example 2 | Algebra I | Khan Academy

1,138 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
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Two-variable Linear Equations And Their Graphs | Algebra I | Khan Academy

1,988 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
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Linear Models Example 1 | Algebra I | Khan Academy

1,859 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
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How To Match Function Input To Output Given The Graph (example) | Algebra I | Khan Academy

1,074 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
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How To Match Function Input To Output Given The Formula (example) | Algebra I | Khan Academy

1,003 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_
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How To Create A Function From An Equation (example) | Functions | Algebra I | Khan Academy

903 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-
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How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

1,418 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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Interpreting Linear Formulas Example 1 | Algebra I | Khan Academy

2,187 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
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How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

1,958 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
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Interpreting Linear Formulas Example 2 | Algebra I | Khan Academy

1,419 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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Graphing Linear Functions Example 2 | Algebra I | Khan Academy

1,893 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
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Understanding Place Value While Subtracting Ones | Early Math | Khan Academy

982 views / 0 likes - added 8 years ago

Learn how to subtract 4 from 46 by thinking about place value. 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-sub-ones-tens/e/subtract-with-in-100-level-1?utm
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Constructing Linear Functions Example 1 | Algebra I | Khan Academy

1,723 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
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Early Train Word Problem | Linear Equations | Algebra I | Khan Academy

873 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
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Graphing Linear Functions Example 1 | Algebra I | Khan Academy

1,815 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-
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Subtracting Hundreds, Tens, And Ones | Early Math | Khan Academy

1,064 views / 0 likes - added 8 years ago

Learn how to subtract three-digit numbers by subtracting ones, tens, and hundreds. 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-sub-ones-tens-hundreds/e/sub
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Converting From Slope-intercept To Standard Form | Algebra I | Khan Academy

1,309 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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Adding 5 + 3 + 6 | Addition And Subtraction Within 20 | Early Math | Khan Academy

709 views / 0 likes - added 8 years ago

Learn how to add 5 + 3 + 6. 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-add-20/e/adding-three-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath W
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Adding Hundreds, Tens, And Ones | Addition And Subtraction Within 100 | Early Math | Khan Academy

928 views / 0 likes - added 8 years ago

Learn how to add three-digit numbers by adding ones, tens, and hundreds. 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-ones-tens-hundreds/e/add-within-10
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Checking Ordered Pair Solutions To Equations Example 2 | Algebra I | Khan Academy

1,045 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
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Checking Ordered Pair Solutions To Equations Example 1 | Algebra I | Khan Academy

1,258 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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Graphing Solutions To Two-variable Linear Equations Example 2 | Algebra I | Khan Academy

1,989 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
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Subtracting 14 - 6 | Addition And Subtraction Within 20 | Early Math | Khan Academy

684 views / 0 likes - added 8 years ago

Learn how to subtract 14 - 6 by first thinking about subtracting 2 and 4. 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-sub-20/e/subtraction_2?utm_source=YT&u
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Subtracting Ten Or One Hundred | Addition And Subtraction Within 100 | Early Math | Khan Academy

2,153 views / 0 likes - added 8 years ago

Learn how to subtract 1, 10, or 100 from a number. 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-sub-ones-tens-hundreds/e/subtract-within-1000--level-1?utm_s
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Understanding Place Value While Adding Tens | Early Math | Khan Academy

617 views / 0 likes - added 8 years ago

Learn how to add 23 + 30 by thinking about place value. 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-ones-tens/e/add-within-100--level-1?utm_source=YT&u
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Understanding Place Value When Subtracting Tens | Early Math | Khan Academy

931 views / 0 likes - added 8 years ago

Learn how to subtract 40 from 65 by thinking about place value. 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-sub-ones-tens/e/subtract-with-in-100-level-1?ut
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Average Height Of A Building's Floor | Multiplication And Division | 3th Grade | Khan Academy

957 views / 0 likes - added 8 years ago

Learn how to use the Khan Academy number line widget. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-third-grade-math/cc-3rd-fractions-topic/cc-3rd-fractions-on-the-number-line/e/fractions_on_the_number_lin
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Adding By Getting To Group Of 10 First | Early Math | Khan Academy

726 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-making-groups-of-ten/e/making-100?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: h
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Adding 8 + 7 | Addition And Subtraction Within 20 | Early Math | Khan Academy

703 views / 0 likes - added 8 years ago

Learn how to add 8 + 7 by making a group of ten. 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-add-20/e/addition_2?utm_source=YT&utm_medium=Desc&utm_campaign=
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Fractions, Mixed Numbers, Decimals, & Percents - Review

861 views / 2 likes - added 3 years ago

This video tutorial shows you how to add, subtract, multiply, and divide fractions. It shows you how to convert between improper fractions, mixed numbers, decimals and even percents. It contains tons of examples and practice problems for you to learn from
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Understanding Place Value When Adding Ones | Early Math | Khan Academy

1,019 views / 0 likes - added 8 years ago

Learn how to add 37 + 2 by thinking about place value. 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-ones-tens/e/add-within-100--level-1?utm_source=YT&ut
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Adding Two-digit Numbers Without Regrouping | Early Math | Khan Academy

985 views / 1 likes - added 8 years ago

Learn to add 23 + 45 thinking about place value. 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-subtract-100/e/addition_3?utm_source=YT&utm_medium=Desc&ut
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Adding 7 + 6 | Addition And Subtraction Within 20 | Early Math | Khan Academy

651 views / 0 likes - added 8 years ago

Learn how to add 7 + 6 using the number line. 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-add-20/e/addition_2?utm_source=YT&utm_medium=Desc&utm_campaign=Ear
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Adding Ten Or One Hundred | Addition And Subtraction Within 100 | Early Math | Khan Academy

815 views / 1 likes - added 8 years ago

Learn how to add 1, 10, or 100 to a number. 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-ones-tens-hundreds/e/add-within-1000--level-1?utm_source=YT&utm
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Simplifying Complex Fractions - Ex 1

1,025 views / 0 likes - added 8 years ago

Complex number worksheet with detailed solutions made by me! http://www.teacherspayteachers.com/Product/Complex-Numbers-Adding-Subtracting-Multiplying-Dividing Simplifying Complex Fractions - Ex 1 In this video, I simplify a complex fraction by getting co
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Adding and subtracting vectors
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Adding To 10 | Basic Addition And Subtraction | Early Math | Khan Academy

1,356 views / 0 likes - added 8 years ago

Learn that if we have 3 bananas, then we need 7 more bananas to make 10 bananas. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basics/cc-early-math-make-10/e/making-ten-2?utm_
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Adding and subtracting real numbers application

657 views / 0 likes - added 9 years ago

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Adding and Subtracting Rational Expressions 1

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Visually Converting From Tenths To Hundredths | 4th Grade | Khan Academy

1,175 views / 0 likes - added 8 years ago

Learn how to convert fractions from tenths to hundredths using grid diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-fractions-unlike-denom/e/equivale
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Determining Rates With Fractions

665 views / 0 likes - added 8 years ago

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809 views / 0 likes - added 8 years ago

Examples comparing fractions with different denominators.
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Fractions 3: Going Backwards

287 views / 0 likes - added 3 years ago

This is the third in a series of videos on "FRACTIONS For All Those Who Never Really Got Them and Want to Get Them!"
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How To Solve One-step Multiplication And Division Equations With Fractions And Decimals

943 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/
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Fractions 8: The Fifth Belief

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This is the eighth in a series of videos on "FRACTIONS For All Those Who Never Really Got Them and Want to Get Them!"
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How to Divide Fractions

870 views / 0 likes - added 5 years ago

Watch more Basic Math Skills videos: http://www.howcast.com/videos/262765-How-to-Divide-Fractions Math can be scary, but don't give up. Follow these simple steps, and soon you'll be dividing fractions like a pro. Step 1: Write the problem Write out the fi
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Fractions 6: OPTIONAL Getting Quirky

302 views / 0 likes - added 3 years ago

This is the sixth in a series of videos on "FRACTIONS For All Those Who Never Really Got Them and Want to Get Them!"
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Adding and Subtracting Rational Expressions 2

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U11_L1_T3_we2 Adding and Subtracting Rational Expressions 2 More free lessons at: http://www.khanacademy.org/video?v=3tmFTHOP6Pc
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Adding and Subtracting Rational Expressions 3

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U11_L1_T3_we3 Adding and Subtracting Rational Expressions 3 More free lessons at: http://www.khanacademy.org/video?v=IKsi-DQU2zo
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Fractions 1: The Story of the Early Grades

296 views / 0 likes - added 3 years ago

This is the first in a series of videos on "FRACTIONS For All Those Who Never Really Got Them and Want to Get Them!"
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Fractions 2: The Pies-per-Student Model

312 views / 0 likes - added 3 years ago

This is the second in a series of videos on "FRACTIONS For All Those Who Never Really Got Them and Want to Get Them!"
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Fractions 5: Changing the Amount of Pie

287 views / 0 likes - added 3 years ago

This is the fifth in a series of videos on "FRACTIONS For All Those Who Never Really Got Them and Want to Get Them!"
02:23 Popular
Tricks to Learn When Multiplying and Dividing Fractions With Mixed Numbers

1,714 views / 0 likes - added 5 years ago

Tricks to Learn When Multiplying and Dividing Fractions With Mixed Numbers. Part of the series: Math Help With Multiplying. When it comes to learning multiplying and dividing, a few tricks can make things easier. Learn about tricks to getting the hang of
02:13
Multiplying Fractions Word Problems (ex 1)

677 views / 0 likes - added 9 years ago

Multiplying Fractions Word Problems (ex 1)
00:58
Fractions on the number line 1 (ex 2)

587 views / 0 likes - added 9 years ago

Fractions on the number line 1 (ex 2)
01:57
Fractions on the number line 2 (ex 1)

600 views / 0 likes - added 9 years ago

Fractions on the number line 2 (ex 1)
01:58
Fractions on the number line 3 (ex 2)

560 views / 0 likes - added 9 years ago

Fractions on the number line 3 (ex 2)
01:42
Fractions on the number line 3 (ex 1)

545 views / 0 likes - added 9 years ago

Fractions on the number line 3 (ex 1)
01:51
Multiplying Fractions By Whole Numbers On The Number Line

666 views / 0 likes - added 8 years ago

Multiplying fractions by whole numbers on the number line
06:37
Visually Understanding Multiplying Fractions And Whole Numbers

669 views / 0 likes - added 8 years ago

Visually understanding multiplying fractions and whole numbers
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06:44
Fractions 7: The Key Fraction Belief

307 views / 0 likes - added 3 years ago

This is the seventh in a series of videos on "FRACTIONS For All Those Who Never Really Got Them and Want to Get Them!"
02:31 Popular
Adding subtracting mixed numbers 1 (ex 2)

744 views / 0 likes - added 9 years ago

Adding subtracting mixed numbers 1 (ex 2) More free lessons at: http://www.khanacademy.org/video?v=_btQus9HV_I
02:07 Popular $Converting mixed numbers and improper fractions (ex 2)$
Converting mixed numbers and improper fractions (ex 2)

710 views / 0 likes - added 9 years ago

Converting mixed numbers and improper fractions (ex 2)
02:06 $Converting mixed numbers and improper fractions (ex 1)$
Converting mixed numbers and improper fractions (ex 1)

692 views / 0 likes - added 9 years ago

Converting mixed numbers and improper fractions (ex 1)
02:31
Adding subtracting mixed numbers 0.5 (ex 2)

655 views / 0 likes - added 9 years ago

Adding subtracting mixed numbers 0.5 (ex 2) More free lessons at: http://www.khanacademy.org/video?v=q19UnHEofOA
01:35
Adding subtracting mixed numbers 0.5 (ex 1)

669 views / 0 likes - added 9 years ago

Adding subtracting mixed numbers 0.5 (ex 1) More free lessons at: http://www.khanacademy.org/video?v=EGy1W24EPEI
04:11 Popular
Decomposing Hundredths Into Tenths And Hundredths | 4th Grade | Khan Academy

1,471 views / 0 likes - added 8 years ago

Learn how to decompose a fraction into tenths and hundredths. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-fractions-unlike-denom/e/decompose-fractions-with
08:15
Adding and Subtracting Rational Expressions

692 views / 0 likes - added 9 years ago

u15_l1_t3_we4 Adding and Subtracting Rational Expressions More free lessons at: http://www.khanacademy.org/video?v=y_DweTAEYWk Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:01
Adding and Subtracting Polynomials 1

535 views / 0 likes - added 9 years ago

U08_L2_T2_we1 Adding and Subtracting Polynomials 1 More free lessons at: http://www.khanacademy.org/video?v=ahdKdxsTj8E Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
01:44
Adding and Subtracting Polynomials 2

552 views / 0 likes - added 9 years ago

U08_L2_T2_we2 Adding and Subtracting Polynomials 2 More free lessons at: http://www.khanacademy.org/video?v=ZGl2ExHwdak Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:27 Popular
Adding and Subtracting Polynomials 3

749 views / 0 likes - added 9 years ago

U08_L2_T2_we3 Adding and Subtracting Polynomials 3 More free lessons at: http://www.khanacademy.org/video?v=DMyhUb1pZT0 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
06:55 Popular
Place Value For Decimals Greater Than One (examples) | 4th Grade | Khan Academy

1,158 views / 1 likes - added 8 years ago

Understand decimal numbers that are greater than 1. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-greater-than-one/e/decimals-greater-than-one-intuition?ut
04:51
Equivalent Fractions Example

690 views / 0 likes - added 9 years ago

U02_L1_T4_we1 Equivalent Fractions More free lessons at: http://www.khanacademy.org/video?v=0JW9P_T4P_Y Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:30 Popular
Comparing Fractions

785 views / 0 likes - added 9 years ago

U02_L1_T5_we1 Comparing Fractions More free lessons at: http://www.khanacademy.org/video?v=Io9i1JkKgN4 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:26
Multiplying Fractions

656 views / 0 likes - added 9 years ago

U02_L2_T1_we1 Multiplying Fractions More free lessons at: http://www.khanacademy.org/video?v=CTKMK1ZGLuk Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:36
Dividing Fractions Example

502 views / 0 likes - added 9 years ago

U02_L2_T3_we2 Dividing Fractions More free lessons at: http://www.khanacademy.org/video?v=tnkPY4UqJ44 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:42
Decimals and Fractions

516 views / 0 likes - added 9 years ago

U03_L1_T1_we3 Decimals and Fractions More free lessons at: http://www.khanacademy.org/video?v=NzIoHQfStoM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
07:08
Comparing Fractions 2

544 views / 0 likes - added 9 years ago

u2_l1_t5_we2 Comparing Fractions More free lessons at: http://www.khanacademy.org/video?v=2dbasvm3iG0 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
01:41
Proper and Improper Fractions

529 views / 0 likes - added 9 years ago

u2_l1_t2_we1 Proper and Improper Fractions More free lessons at: http://www.khanacademy.org/video?v=2h8XiqSnzaU Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:42
Fractions in lowest terms

437 views / 0 likes - added 9 years ago

U02_L1_T4_we2 Fractions in lowest terms More free lessons at: http://www.khanacademy.org/video?v=WPimvspI0_c Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:17
Converting Fractions to Decimals Example

680 views / 0 likes - added 9 years ago

u03_l1_t1_we4 Converting Fractions to Decimals More free lessons at: http://www.khanacademy.org/video?v=Y1V5mZaMfTk Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:48
Unit Conversion with Fractions

419 views / 0 likes - added 9 years ago

u6_l1_t1_we1 Unit Conversion with Fractions More free lessons at: http://www.khanacademy.org/video?v=jFSenp9ueaI Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
07:57 Popular
Le Chatelier's principle: Worked example | Chemical equilibrium | Chemistry | Khan Academy

936 views / 0 likes - added 6 years ago

A worked example using Le Chatelier's principle to predict how concentrations will shift for different perturbations. Example includes changes in reaction vessel volume, changing amount of solid product, adding inert gas, and adding a catalyst. Chemistry
04:04
Multiplying Fractions and Mixed Numbers

669 views / 0 likes - added 9 years ago

U02_L2_T1_we2 Multiplying Fractions and Mixed Numbers More free lessons at: http://www.khanacademy.org/video?v=p729tFmpOXg Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:39
Multiplying Fractions Word Problem

628 views / 0 likes - added 9 years ago

U02_L2_T1_we4 Multiplying Fractions Word Problem More free lessons at: http://www.khanacademy.org/video?v=YJgIGwTysk0 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:22 Popular
Dividing Mixed Numbers and Fractions

802 views / 0 likes - added 9 years ago

U02_L2_T3_we4 Dividing Mixed Numbers and Fractions More free lessons at: http://www.khanacademy.org/video?v=aNeCGxJVG7w Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:08
Dividing Fractions Word Problem

552 views / 0 likes - added 9 years ago

U02_L2_T3_we5 Dividing Fractions Word Problem More free lessons at: http://www.khanacademy.org/video?v=PQsgXNggV7Q Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
01:19
Ratios as Fractions in Simplest Form

625 views / 0 likes - added 9 years ago

U04_L1_T1_we1 Ratios as Fractions in Simplest Form More free lessons at: http://www.khanacademy.org/video?v=JWmCiZwoyMs Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
07:40 Popular
Comparing Numbers Represented In Different Ways | 4th Grade | Khan Academy

745 views / 0 likes - added 8 years ago

Examples of Khan Academy practice problems where you compare decimals, fractions, and number diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-compare-decimal
04:26 Popular
Converting Mixed Numbers to Improper Fractions

841 views / 0 likes - added 9 years ago

u2_l1_t2_we2 Converting Mixed Numbers to Improper Fractions More free lessons at: http://www.khanacademy.org/video?v=-sA-vI2a2mM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:37 Popular
Fraction-decimal Intuition Problems (examples) | 4th Grade | Khan Academy

1,024 views / 0 likes - added 8 years ago

Understand the connection between decimals and fractions using a grid diagram. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimal-fractions/e/fraction-decimal-in
01:31 Popular
Filling Rectangles With Squares | Geometry | Early Math | Khan Academy

1,174 views / 0 likes - added 8 years ago

Learn how to fill rectangles with squares. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-geometry-topic/cc-early-math-fractions-of-shapes/e/filling-rectangles-with-same-sized-squares?
03:53 Popular
Missing Number For Addition And Subtraction Within 1000 | 3th Grade | Khan Academy

1,815 views / 1 likes - added 8 years ago

Learn how to solve missing number problems like ___ + 261 = 630. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-third-grade-math/cc-3rd-add-sub-topic/cc-3rd-add-sub-missing-value/e/find-the-missing-number--
02:21 Popular
Adding subtracting mixed numbers 1 (ex 1)

722 views / 0 likes - added 9 years ago

Adding subtracting mixed numbers 1 (ex 1) More free lessons at: http://www.khanacademy.org/video?v=8Eb5MWwcMMY
01:46 Popular
Movie Ticket Proportionality | 7th Grade | Khan Academy

1,000 views / 0 likes - added 8 years ago

When going to the movies, is the price you pay proportional to the number of tickets you buy? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-ratio-proportion/cc-7th-proportional-re
02:39 Popular
Proportionality Between Side Length And Perimeter | 7th Grade | Khan Academy

839 views / 0 likes - added 8 years ago

Is the perimeter of a square proportional to the side length of the square? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-ratio-proportion/cc-7th-proportional-rel/e/analyzing-and-
02:57 Popular
Banana Proportionality | Rated And Proportional Relationships | 7th Grade | Khan Academy

1,592 views / 0 likes - added 8 years ago

A proportionality problem about eating bananas Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-ratio-proportion/cc-7th-proportional-rel/e/analyzing-and-identifying-proportional-rela

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