# Is the square root of 25 an integer because it equals 5 which is an integer?

##### 1 Answer

Jun 11, 2015

An **integer** is also called a **whole number** .

#### Explanation:

It is not usual for square roots to be integers.

This only happens if the number under de root is a square.

This is because square-rooting is just the opposite operation from squaring.

**Example** with non-integer: