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 two negative integers?

Back

When you add two negative integers, the result is a more 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 is the rule for subtracting integers?

Back

To subtract an integer, add its opposite. For example, a - b is the same as a + (-b).

Front

What is -14 + (-3)?

Back

-17

Front

What is Joy's score if she earned 13 points and then -21 points?

Back

-8

Front

What is -10 + 10?

Back

0

Front

What is 10 + (-4)?

Back

6

Front

What is 12 - (-3)?

Back

15

Front

How do you find the absolute value of an integer?

Back

The absolute value of an integer is its distance from zero on the number line, always expressed as a positive number.