Definition
An integer is any whole number, including positive numbers, negative numbers, and zero. Integers do not include fractions or decimals.
Imagine a number line that stretches in both directions. Positive integers go to the right of zero, and negative integers go to the left.
Examples
- -3, -2, -1, 0, 1, 2, 3 are all integers.
- -5 is an integer that is less than zero.
- 0 is an integer that is neither positive nor negative.