Adding and Subtracting Negative Numbers

Front

What is the result of (-40) + (-39)?

Back

-79

Front

What is the result of -2 + 4?

Back

2

Front

What is the result of 17 + (-10)?

Back

7

Front

What is the result of -6 + 9?

Back

3

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 rule for adding two negative numbers?

Back

Add their absolute values and keep the negative sign.

Front

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

Back

Subtract the smaller absolute value from the larger absolute value and take the sign of the number with the larger absolute value.

Front

What is the result of (-5) + (-3)?

Back

-8