Art of Problem Solving
AoPS Online
Math texts, online classes, and more
for students in grades 5-12.
Visit AoPS Online ‚
Books for Grades 5-12 Online Courses
Beast Academy
Engaging math books and online learning
for students ages 6-13.
Visit Beast Academy ‚
Books for Ages 6-13 Beast Academy Online
AoPS Academy
Small live classes for advanced math
and language arts learners in grades 2-12.
Visit AoPS Academy ‚
Find a Physical Campus Visit the Virtual Campus

Additive inverse

The additive inverse of a number is the number which sums to $0$ with the other number.

If we have: \[a+b=0,\]

we can say that $b=-a.$ Thus, $b$ is the additive inverse of $a.$

Examples include $3$ and $-3$ or $0.5$ and $-0.5.$

Retrieved from "https://artofproblemsolving.com/wiki/index.php?title=Additive_inverse&oldid=120137"