Multiplying and Dividing Integers

When you MULTIPLY: • Two positives equal a

positive

• Two negatives equal a positive

• One positive & one negative equal a negative

(+)(+)= +

(–) (–) = +

(+) (–) = –

(–) (+) = –

Dividing IntegersThe rules are the same as

multiplication

When you DIVIDE: • Two positives equal

a positive

• Two negatives equal a positive

• One positive & one negative equal a negative

(+)÷(+)= +

(–) ÷ (–) = +

(+) ÷ (–) = –

(–) ÷ (+) = –

It does not matter which is bigger

7 • 8 –7 • 8 –7 • (–8) 7 • (–8)

56+ 56– 56+ 56–

-3 • 8 7 • (-4) –9 • (–9)

24 28 81+––

56 ÷ 8 –56 ÷ 8

7+ 7

7 7+

–

–

–56 ÷ (–8) 56 ÷ (–8)

-15 ÷ 3 9 ÷ (-3) –45 ÷ (–9)

5 3 5+––

–92 ÷ |-6| –92 ÷ 6

–15.3333

- 15.3

|–14| • (–7)

14 • (–7)

–98