Multiplying and Dividing Integers (HW #2)

A movie rental company deducts $7 from Serena's account every month for a year. After 1 year, how much do movie rental fees change Serena's account?

• $7

• -$7

• $84

• -$84

Tags

CCSS.7.NS.A.1B

The lowest elevation in Long Beach, California, is 7 feet below sea level. The elevation of Death Valley is about 40 times lower than the elevation of Long Beach. What is the approximate elevation of Death Valley?

• -280 feet

• -47 feet

• -33 feet

• -6 feet

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Which expression represents the word problem?

The temperature of the ocean water dropped 4 degrees every hour. After 12 hours, what was the change in the water temperature?

• 12 ⋅ (-4)

• -12 ⋅ 4

• 12 ⋅ 4

• -12 ÷ 4

• -3 ⋅ (-4)

Tags

CCSS.7.NS.A.3

Marc's elevation decreases by 350 meters as he rides his bike down to the bottom of a hill. He did the ride in 5 equal stages. How much did Marc's elevation change during each stage?

• -70 meters

• -1750 meters

• -50 meters

• -345 meters

Tags

CCSS.7.EE.B.3

8 x -3

• 24

• -24

• 21

• -21

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

20/ -5

• 4

• -4

• 100

• -100

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

-12 x -12

• 144

• -144

• 24

• -24

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

-72/ -2

• 36

• -36

• 144

• -144

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

A negative times a negative will give you a

• positive

• negative

• depends on what you are multiplying

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

A positive times a negative will give you

• negative

• positive

• depends on what you are multiplying

Tags

CCSS.3.OA.D.9