Adding INTEGERS

There are three appealing ways to understand how to add integers:

•number line

•counters

•the rules

Using Number Line

Using Counters

Using the RulesRules for Addition

Positive + Positive Add the number, keep the sign

Positive + NegativeNegative + Positive

Subtract, take the sign of the larger number

Negative + Negative

Add the number, keep the sign