# What is the opposite of a number?

**Solution:**

The opposite of a number is its additive inverse.

The opposite of a number 'a' is equal to '-a', and of a number '-a' is 'a'.

For example, the opposite of 20 is -20.

Thus, the opposite of a number is the number that is situated at the same distance from 0 but in the opposite direction on a number line.

## What is the opposite of a number?

**Summary:**

The opposite of a number is the number that is situated at the same distance from 0 but in the opposite direction on a number line.

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