Negative numbers

This course is a part of 7th grade, a 7-course Topic series from Khan Academy.

Learn to multiply and divide negative numbers. Once you've got the basics down, we'll revisit fractions, exponents, and order of operations but this time with negatives!

This course contains 6 segments:

Multiply & divide negative numbers

You already know how to multiply and divide whole numbers, decimals, and fractions. See what happens when we throw negative numbers into the mix. It's really not so different!

Multiplication & division word problems with negatives

Explore the meaning of negative numbers in different situations.

Understanding multiplying and dividing fractions

Solve more complex multiplication and division problems involving negative fractions.

Multiply & divide negative fractions

We've already multiplied and divided fractions, and we've also multiplied and divided negative numbers. Now we combine those skills.

Order of operations

In this tutorial, we'll start by learning why we need order of operations and build all the way up to evaluating challenging order of operations expressions involving negative numbers.

Properties of multiplication & division

See how the properties of multiplication & division apply to negative numbers.