Multiplying and Dividing Integers

If I have a positive multiplied with a positive, what will the answer be?

• Positive 
• Negative 

Tags

CCSS.3.OA.D.9

If I have a negative multiplied with a positive, what will the answer be?

• Positive 
• Negative 

Tags

CCSS.7.NS.A.2B

CCSS.7.NS.A.2A

(-9)*(-8)

• -72

• 72

• 81

• -81

Tags

CCSS.7.NS.A.2B

CCSS.7.NS.A.2A

(4)(-20)

• 80

• -80

• 24

• -24

Tags

CCSS.7.NS.A.2B

CCSS.7.NS.A.2A

4 * (-5)

• 20

• -20

• -9

• 9

Tags

CCSS.7.NS.A.2B

CCSS.7.NS.A.2A

34.  As a front passed, the temperature changed steadily over 6 hours.  Altogether it change -18 degrees.  What was the change in temperature per hour for the 6 hours?

• -18 ÷ 6 = -3 degrees
• 18 ÷ 6 = 3 degrees
• 18 + 6 = 24 degrees
• 18 - 6 = 12 degrees

Tags

CCSS.7.EE.B.3

Multiply
(5) • (–9) • (–2)

• 90
• -45
• -90
• 47

Tags

CCSS.7.NS.A.2B

CCSS.7.NS.A.2A

Solve:
(-2)(-1)(-3)(-4)(-1)

• -11
• 24
• -24
• 11

Tags

CCSS.7.NS.A.2B

CCSS.7.NS.A.2A

The temperature dropped 3 degrees every hour for six hours.  How much did the temperature drop in all?

• -18
• 9
• 18
• -9

Tags

CCSS.7.NS.A.3

• -4
• -6
• 4
• 6

Tags

CCSS.7.NS.A.2B