2020 Multiplying and Dividing Rational Numbers

What is the sign of:

the product of two positive numbers?

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.2A

What is the sign of:

Two numbers with opposite signs?

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.1A

What is the sign of:

The quotient of two negative numbers?

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.2A

Determine the product: 2/9 X (-6/11)=

*Simplify your answer!

• -12/99

• 12/99

• -4/33

• 4/33

Tags

CCSS.7.NS.A.2A

A grocery store sells chicken for $3.30 per pound. What would be the cost of 2 1/2 pounds of chicken?

• $8.00

• $8.25

• $82.50

• $0.80

Tags

CCSS.6.NS.B.3

A team of workers took 225.5 hours to complete a task. A smaller team of workers will complete the same task, but it will take them 1.5 times as long as it took the first team. How long will it take the smaller team to complete the job?

• 338.25 hours

• 3382.50 hours

• 33.82 hours

• 400 hours

Tags

CCSS.7.EE.B.3

A recipe for cake requires 1/3 cup of milk. Molly wants to make 4/5 of the recipe. How many cups of milk should Molly use to make the cake?

• 4/15

• 5/12

• 1/5

• 6/8

Tags

CCSS.5.NF.B.6

A recipe for conchas requires 4/5 cups of flour. Estrella wants to make 1/2 of the recipe. How many cups of flour should Estrella use to make the conchas?

• 1/5

• 6/8

• 4/5

• 2/5

Tags

CCSS.5.NF.B.6

-3 ³/₄ ÷ 5 ¹/₂

Divide. Make sure your final answer is in simplest form.

• ^-11/₂₃
• ^-15/₂₉
• -3/2 
• ^-15/₂₂

Tags

CCSS.7.NS.A.2B

-2¼ × -5

Multiply. Make sure your final answer is in simplest form.

• -10¼   or -41/4
• -11¼   or -45/4
• 11¼  or 45/4
• 10¼

Tags

CCSS.7.NS.A.2A