Rules for Adding Integers

Front

What do you do when adding integers with the same signs?

Back

Add the numbers together and keep the same sign. For example, 3 + 2 = 5 or -3 + -2 = -5.

Front

What do you do when adding integers with different signs?

Back

Subtract the numbers and keep the sign of the larger number. For example, -3 + 2 = -1 or 3 + -2 = 1.

Front

What is the result of adding an integer and its additive inverse?

Back

The sum is 0. For example, 4 + (-4) = 0.

Front

What happens when you add an integer with 0?

Back

The result is the same number. For example, 6 + 0 = 6, and -8 + 0 = -8.

Front

What is the result of adding two positive integers?

Back

The result is a positive number. For example, 6 + 6 = 12.

Front

What is the result of adding two negative integers?

Back

The result is a negative number. For example, (-6) + (-6) = -12.