Multiply Rational Numbers

(2.5)(-1.2)

• -3.7

• 3.7

• 3

• -3

Tags

CCSS.5.NBT.B.7

The amount of shore at a beach changes an average of -3/4 feet each year. What is the amount of shore after 7 years?

• 5 1/4

• 3/28

• -3/28

• -5 1/4

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.1

CCSS.7.NS.A.3

Multiply. Write your answer in simplest form.

• 27/40
• -27/40
• 5/6
• -5/6

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

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

• Negative
• Positive
• Neither

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.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.4

CCSS.5.NF.B.6

Knyla runs a mile in 7.50 minutes. Daisy takes 1.30 times as long to run a mile. How long does it take Daisy to run a mile?

• 6.20 minutes

• 9.75 minutes

• 97.5 minutes

• 975 minutes

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

CCSS.7.RP.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

(-4.2)(-5)

• 21

• -21

• -9.2

• -1.2

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

(-0.2)(-0.8)

• 16

• 0.16

• 0.016

• 1.6

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

Multiply

• 5 / 18
• 16 / 15
• 28 / 9
• 4 / 9

Tags

CCSS.5.NF.B.4

CCSS.5.NF.B.6

(-19) (11)

• -209

• -198

• 187

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3