Multiplying & Dividing Rational Numbers Quiz

A beach towel loses 4 mg with each wash and dry cycle. The product 7(-4) represent change in the mass after 7 wash and dry cycles. What is the product of this change?

• 30

• -28

• 7/4

• 28

Tags

CCSS.6.EE.A.2

CCSS.6.NS.C.5

Multiply -6(-9)

• 3

• -3

• 54

• 56

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

Find -8(-4)

• 32

• 38

• -23

• 23

Tags

CCSS.7.NS.A.2B

CCSS.7.NS.A.2A

Is the product positive or negative?

(0.96)(-0.76)(0.72)

• positive

• negative

Tags

CCSS.6.NS.C.5

Multiply

• 
• 
• 
• 

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

A container holds 70,000 ounces of water. There is a small leak in the container. Every 96 minutes, 1.8 ounces of water leak out. Represent the total change in the amount of water in the container after 6 hours.

• -6.75

• -172.8

• -38.4

• -8.4

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.NS.B.3

CCSS.6.NS.C.5

CCSS.6.RP.A.3

Classify the quotient as positive, negative, zero, of undefined.

-15 ÷ (-5)

• undefined

• positive

• negative

• zero

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

Write the rational number as the quotient of two integer in two different ways. Select all that apply.

• 
• 
• 
• 
• 

Tags

CCSS.6.NS.A.1

A company loses $64 as a result of a shipping delay. The 4 owners of the company must share the loss equally. Write an expression for the earnings per person.

• 64 ÷ (-4)

• -4 ÷ (-64)

• 4 ÷ (-64)

• -64 ÷ 4

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.NS.C.5

A parachutist descends 52 feet in 4 seconds. Express the rate of the parachutist's change in height as a unit rate.

• -13 feet per second

• -208 feet per second

• 208 feet per second

• 13 feet per second

Tags

CCSS.6.NS.C.5

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3