Multiplying and Dividing rational numbers

(-12)(-7)

• 74

• -74

• -84

• 84

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

 $\left(-123\right)\div3$   

• -41

• 41

• 31

• -31

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Twelve negative fractions are multiplied together. What will the sign of the answer be

• Negative
• Positive
• Neither

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

-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

-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

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