Negative numbers were first used by the Chinese more than 2200 years ago.

First, you will learn how to multiply by one negative factor. Watch this video to learn how.

Practice multiplying by one negative factor on the next page.

You can multiply negative numbers easily. Learn what happens when you multiply by a negative number, and how you can multiply 3 or more negative numbers.

Multiplying Negative Numbers

A line with numbers going on forever in both directions from 0.

The result of multiplying numbers together.

Useful Words