If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Unit 2: Negative numbers

2,000 possible mastery points

About this unit

Negative numbers are a necessary part of our understanding of mathematics and the world. The idea of anything "negative" is often seen as "bad." Negative numbers are not only good, but they're fun! Walk through this tutorial with us and we'll show you how they are defined, interpreted, and applied. Absolute value is a type of negative number that is expressed as a positive. Confused? Don't be. We got your back.
Level up on the above skills and collect up to 480 Mastery points
Level up on the above skills and collect up to 400 Mastery points
Level up on the above skills and collect up to 400 Mastery points
Level up on the above skills and collect up to 320 Mastery points
Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 2000 Mastery points!