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 more negative. For example, -3 + -2 = -5.

Front

What happens when you add a positive integer to a negative integer?

Back

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

Front

What is the rule for subtracting a negative integer?

Back

Subtracting a negative integer is the same as adding its positive counterpart. For example, -5 - (-2) = -5 + 2 = -3.

Front

Calculate: -9 + -1 = ?

Back

-10

Front

Calculate: -5 - (-2) = ?

Back

-3

Front

Calculate: -15 + 8 = ?

Back

-7

Front

Calculate: 4 + (-5) = ?

Back

-1

Front

Calculate: 15 - 10 = ?

Back

5

Front

What is the absolute value of an integer?

Back

The absolute value of an integer is its distance from zero on the number line, regardless of direction. For example, |-3| = 3.