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:

The quotient of two negative numbers?

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.2A

Determine the product: -2.14 x (5.8) =

• -12.412

• 10.45

• 12.412

• -10.45

Tags

CCSS.7.NS.A.2A

Determine the quotient: -22.196 / 6.2 =

• 4.12

• 3.58

• -4.12

• -3.58

Tags

CCSS.7.NS.A.2B

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 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

Ms. Najera's 3rd period class took 1.75 hours to complete a project. Her smaller 5th period took 1.4 times as long to complete the project. How long did it take Ms Najera's 5th period class to complete the project?

• 0.35

• 2.45 hours

• 8 hours

• 2 hours

Tags

CCSS.7.EE.B.3

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

• -7/8
• 7/8
• -63/72
• 63/72

Tags

CCSS.7.NS.A.2A

-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