Adding and Subtracting Positive and Negative Numbers

Front

What is -3 - 9?

Back

-12

Front

What is -4 + 5?

Back

1

Front

What is -5 + 7?

Back

2

Front

What is -7 + 2?

Back

-5

Front

What is 4 - (-6)?

Back

10

Front

What does it mean to add a negative number?

Back

Adding a negative number is the same as subtracting a positive number.

Front

What does it mean to subtract a negative number?

Back

Subtracting a negative number is the same as adding a positive number.

Front

What is the result of adding two negative numbers?

Back

The result is always a negative number.

Front

What is the result of adding a positive number and a negative number?

Back

The result depends on the absolute values; it can be positive, negative, or zero.

Front

What is the result of subtracting a positive number from a negative number?

Back

The result is always a more negative number.