Find Part of a Group Using Unit Fractions

 $\frac{1}{5\ }$  of 10 is:

• 2

• 3

• 5

• 10

 $\frac{1}{4}$  of 12 is:

• 16

• 8

• 4

• 3

Josh has 45 marbles.

 $\frac{1}{5}$  of them are blue. How many marbles are blue?

• 5

• 8

• 9

• 45

Mrs. Smith bought a dozen apples.

 $\frac{1}{3}$  of them were green. How many apples were green?

• 3

• 4

• 6

• 12

Marco drew 24 pictures. He drew

 $\frac{1}{6}$  of them in art class. How many pictures did he draw in art class?

• 8

• 6

• 4

• 3

Caroline has 16 marbles. One eighth of them are blue. How many of Caroline's marbles are blue?

• 2

• 3

• 4

• 8

Which is greater?

 $\frac{1}{4}$  of 12 or  $\frac{1}{3}$  of 12

•  $\frac{1}{4}$  of 12

•  $\frac{1}{3}$  of 12

Ms. Davis made 12 blankets for her grandchildren. One third of the blankets are blue. How many blue blankets did she make?

• 2

• 4

• 6

• 8

Jackson mowed 16 lawns. One fourth of the lawns are on Main Street. How many lawns on Main Street did Jackson mow?

• 8

• 4

• 3

• 2

509 - 175 =

• 474

• 334

• 434

• 1,284