Integers - Multiplying and Dividing

Integers - Multiplying and Dividing

Multiplying and Dividing Positive Negative Integers

1. Multiply or Divide as usual

2. If the numbers have the same sign then the answer is positive

(+) x (+) = (+)

(-) x (-) = (+)

3. If the numbers have a different sign then the answer is negative

(-) x (+) = (-)

(+) x (-) = (-)

4 x 3 =

-4 x -3 =

-4 x 3 =

4 x -3 =

Song https://www.youtube.com/watch?v=DG0mWUFFiJo

5 ( 2) =

-4 (-6) =

-5 (3) =

8 (-4) =

Mike Deposited $20 in his account for 4 weeks. How much money did he deposit?

Jane withdrew $10 in his account for 7 weeks. How much money did she withdrawal?

Multiple Choice

• 5
• 6
• -5
• -6

Multiple Choice

• -4
• -6
• 4
• 6

Multiple Choice

Every Friday for 8 weeks Kylan withdrew $35 from his savings account.  How much did he withdraw in all?

• -280
• 280
• 27
• -27

Multiple Choice

-5 x -8

• -40
• -13
• -45
• 40

Multiple Choice

-20/5=

• -4
• 4
• -100
• 100

Multiple Choice

-7(10)=

• 70
• 700
• -70
• -700

Multiple Choice

-3(-4)

• -12
• 7 
• -7
• 12