Adding and Subtracting Integers

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 the absolute value of that integer.

Front

What is the result of adding two negative integers?

Back

The result is always a negative integer.

Front

What is the result of adding a positive integer and a negative integer?

Back

The result depends on the absolute values; if the positive integer is larger, the result is positive, and if the negative integer is larger, the result is negative.

Front

What does subtracting a negative integer mean?

Back

Subtracting a negative integer is the same as adding the absolute value of that integer.

Front

Calculate: 13 + -21 = ?

Back

-8

Front

Calculate: -19 - 7 = ?

Back

-26

Front

Joy earned 13 points in her first round and -21 points in her second turn. What was her score after 2 turns?

Back

-8

Front

Calculate: -15 + -8 = ?

Back

-23

Front

Calculate: -25 - (-12) = ?

Back

-13