This property is a subset of Properties Of Addition. To learn about other properties of addition see Properties Of Addition.

- One of a pair of numbers whose sum is zero. For example ⇒ -5 is +5:

-5 + 5 = 0

## Practical Example |
## Abstract Example |
---|---|

8 + (-8) = (-8) + 8 8 - 8 = -8 + 8 0 = 0 |
a + (-a) = (-a) + a a - a = -a + a 0 = 0 Also: -(-a) = a |

If you want to learn about
the Math Properties of Subtraction, Multiplication, or Division see Math Properties.