When multiplying fractions, you can use a trick called cross-cancelling to save yourself a lot of time. Watch this video to learn how it works.

How Do You Cross-Cancel When You Multiply Fractions?

The number at the top of a fraction. It tells you the number of equal parts taken.

The number at the bottom of a fraction. It tells you the total number of equal parts in a whole.

A fraction where the numerator has a lower value than the denominator

A fraction where the numerator has a greater value than the denominator

A fraction formed by combining an integer and a proper fraction

Mathagon

Cross-Cancel

Multiply Fractions by Integers

Fractions of Numbers

Negative Fractions

Multiplying fractions is fairly straightforward once you know what to do. Watch this video to learn what to do when multiplying fractions.

Learn about multiplying fractions and integers. See how to cross-cancel common factors, find the fraction of a number, and learn about negative fractions.

Multiplying Fractions

Solve math problems, activities and exercises related to "How Do You Cross-Cancel When You Multiply Fractions?".

How Do You Multiply a Fraction by an Integer?

Sometimes you want to add a fraction to itself several times—that is, multiply the fraction by an integer. Watch this video to find out how.

Solve math problems, activities and exercises related to "How Do You Multiply a Fraction by an Integer?".

In lots of math problems, you are asked to find a certain fraction of a number. Watch this video to learn what that means, and how to do the calculation.

Solve math problems, activities and exercises related to "How Do You Find a Fraction of a Number?".

How Do You Find a Fraction of a Number?

Just like you can have negative integers, you can also have negative fractions. Watch this video to learn what negative fractions are and how they work.

Solve math problems, activities and exercises related to "What Is a Negative Fraction?".

What Is a Negative Fraction?

Multiplication of Fractions

Learn about the Pythagorean theorem, how to use it when working with a right triangle, and how to figure out if you have a right triangle, through examples.

The Pythagorean Theorem

What Does the Pythagorean Theorem State?

What Can the Pythagorean Theorem be Used For?

What Is the Pythagorean Theorem Formula?