Intro to integers

positive numbers: any number greater than 0

negative numbers: any numbers less than 0

Comparing integers

inequality symbol< “is less than”

inequality symbol > “is greater than”

Ex: 7>5

Absolute value

The absolute value of a number is the numbers distance from 0 on a number line

3=3\vert3\vert=3 because it’s 3 units away from 0

Opposites

two numbers that are the same distance from 0 on a number line but are on opposite sides of 0 are called Opposites

Ex:

4 and -4 are opposites