Integer Addition

Front

What is the sum of -20 + 10?

Back

-10

Front

When adding negative numbers on a number line, you move to the ____________.

Back

Left

Front

Which expression matches the model shown: -4 + 5, 4 + 5, 4 + (-5), -4 + (-5)?

Back

4 + (-5)

Front

Find the sum of the integer model shown: -5 + 3, 5 + (-3), 5 + 3, -5 + (-3).

Back

5 + (-3) = 2

Front

Which equation represents the counter model: 4 + 1 = 5, 4 - (-1) = 5, 4 + -1 = 3?

Back

4 + -1 = 3

Front

What is the definition of an integer?

Back

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

Front

What is the rule for adding two negative integers?

Back

The sum of two negative integers is negative.

Front

What is the rule for adding a positive integer and a negative integer?

Back

Subtract the absolute values and take the sign of the integer with the larger absolute value.

Front

What is the result of adding 7 + (-3)?

Back

4

Front

What is the result of adding -8 + 5?

Back

-3