Adding and Subtracting Integers

Front

What is the result of adding 15 + (-8)?

Back

7

Front

What is the result of adding -9 + (-12)?

Back

-21

Front

Which expression has the same value as -3 + (-5)?

Back

-5 + (-3)

Front

A diver’s elevation is −30 feet relative to sea level. She dives down 12 feet. What is her elevation after the dive?

Back

-42 feet

Front

What is the result of subtracting 2 - 9?

Back

-7

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

What does it mean to add a negative integer?

Back

Adding a negative integer is the same as subtracting its absolute value.

Front

What is the rule for subtracting integers?

Back

To subtract an integer, add its opposite.

Front

What is the absolute value of -5?

Back

The absolute value of -5 is 5.

Front

If you have -3 and you add 5, what is the result?

Back

2