Math Operations With Positive And Negative Numbers

When you multiply or divide and signs are the same, you get a...

• Positive

• Negative

When you multiply or divide and signs are different, you get a...

• Positive

• Negative

(4)(-7)

• -11

• 28

• 11

• -28

-20/5=

• -4

• 4

• -100

• 100

When you add integers with different signs...

• you always get a positive

• you always get a negative

• you add and keep the signs

• you subtract and take the sign of the larger number

• you keep, change, change

When you subtract integers...

• you always get a positive

• you always get a negative

• you add and keep the sign

• you subtract and take the sign of the larger number

• you keep, change, change

• 52.76

• -34.64

• -52.76

• 34.64

• 21.195

• 17.185

• -21.195

• -17.185

• 15.563

• 17.437

• -15.563

• -17.437

• -43.12

• 431.2

• -431.2

• 43.12