Adding and subtracting positive and negative numbers

Front

What is the result of -5 + (-7)?

Back

-12

Front

What is the result of -3.5 + (-6.5)?

Back

-10

Front

What is the result of 4 + (-5)?

Back

-1

Front

What is the result of -3 - 6?

Back

-9

Front

What is the result of -5.5 - (-9.5)?

Back

4

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 subtracting a positive number from a negative number?

Back

Add the absolute value of the positive number to the negative number.

Front

What is the result of -2 + 3?

Back

1