Adding and Subtracting Positive and Negative Numbers

Front

What is the result of 50 + (-8)?

Back

42

Front

What is the result of -9 + (-7)?

Back

-16

Front

What is the result of 25 - (-4)?

Back

29

Front

What is the result of -1 - (-3)?

Back

2

Front

What is the result of -3 + (-6)?

Back

-9

Front

What does adding a negative number do to a positive number?

Back

It decreases the value of the positive number.

Front

What does subtracting a negative number do to a positive number?

Back

It increases the value of the positive number.

Front

What is the result of 10 + (-5)?

Back

5

Front

What is the result of -4 + 3?

Back

-1

Front

What is the result of -10 - 5?

Back

-15