Multiplication as Scaling

Which of the following has a product less than  $\frac{2}{3}$  ?

•  $\frac{2}{3}\times\frac{9}{10}$  

•  $\frac{2}{3}\times1\ \frac{1}{6}$  

•  $\frac{2}{3\ }\times1\ \frac{1}{2}$  

•  $\frac{2}{3}\times2$  

Tags

CCSS.5.NF.B.5A

The product of  $\frac{7}{10}$  and another factor is less than  $\frac{7}{10}$  . Which could be the other factor?

•  $\frac{4}{3}$  

•  $\frac{5}{9}$  

•  $\frac{10}{7}$  

•  $\frac{7}{4}$  

Tags

CCSS.5.NF.B.5A

George has 6 cups of tomato sauce. He needs of  $\frac{3}{4}$  the sauce to make lasagna. Which best describes how much sauce George will use?

• . George will use more than 6 cups of the sauce

• George will use all 6 cups of the sauce.

• George will use less than 6 cups of the sauce

• George will use less than _3 4 cup of the sauce

Tags

CCSS.5.NF.B.5B

Lina ran  $3\ \frac{1}{2}$   miles on Monday. On Wednesday, she ran  $1\ \frac{1}{3}$  times as far as she ran on Monday. Which best describes how far Lina ran on Wednesday?

• Lina ran less than $1\ \frac{1}{3}$   miles.

• Lina ran $1\ \frac{1}{3}$   miles. 

• Lina ran  $3\ \frac{1}{2}$   miles.

• Lina ran more than  $3\ \frac{1}{2}$   miles.

Tags

CCSS.5.NF.B.5B

A piece of webbing is $2\ \frac{2}{3}$  yards long. Drew needs  $\frac{3}{8}$   of the webbing to make a climbing harness. How much webbing does Drew need to make the harness?

• less than $\frac{3}{8}$   yard 

• 1 yard

•  $2\ \frac{7}{24}$   yards

• more than  $2\ \frac{2}{3}$  yards

Tags

CCSS.5.NF.B.5B

Deion practiced piano for $\frac{5}{6}$  hour on Saturday. On Sunday, he practiced  $\frac{1}{2}$   as long as on Saturday. Which best describes how long Deion practiced on Sunday? 

• Deion practiced less than $\frac{1}{2}$   hour.

• Deion practiced more than  $\frac{1}{2}$    hour.

• Deion practiced  $\frac{5}{6}$   hour.

• Deion practiced more than  $\frac{5}{6}$    hour.

Tags

CCSS.5.NF.B.5B

The trail to a waterfall is $4\ \frac{1}{5}$ miles long. The trail to an overlook is  $1\ \frac{2}{3}$  times as long as the trail to the waterfall. Which best describes the length of the trail to the overlook?

• The trail is $5\ \frac{13}{15}$   miles long.

• The trail is no more than 6 miles long.

• The trail is 7 miles long.

• The trail is more than 8 miles long.

Tags

CCSS.5.NF.B.5B