Adding and Subtracting Positive and Negative Numbers

Front

What is the result of -2 - (-8)?

Back

6

Front

What is -9 + (-7)?

Back

-16

Front

Will the sum of 4 + 5 be positive or negative?

Back

positive

Front

What is the result of -10 - 8?

Back

-18

Front

What is -7 + 13?

Back

6

Front

What does it mean to add a negative number?

Back

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

Front

What does it mean to subtract a negative number?

Back

Subtracting a negative number is the same as adding its absolute value.

Front

What is the absolute value of -5?

Back

5

Front

If you add two negative numbers, what will the result be?

Back

The result will be negative.

Front

If you add a positive number to a negative number, how do you determine the sign of the result?

Back

Compare the absolute values; the sign of the result is the sign of the number with the larger absolute value.