Division to Fraction
Fraction to Division
What are you breaking up?
Whole Number by Unit Fraction or Unit Fraction to Whole Number
?MYSTERY?
100

9 divided by 22 =

9/22

100

9/13

9 divided by 13 =

100

Archie can walk 1 mile in 1/3 hour.  How far can he walk in 3 hours?

9 miles (bonus for miles)

BONUS!

100

1/5 divided by 1

1/5

100

How many 1/9s are in 31??

279

200

2 divided by 10

2/10 = 1/5
200

4/5

4 divided by 5 =

200

Diane had 9 pounds of potting soil. She is putting 1/4 pound of soil in each flowerpot.  How many flowerpots can she prepare with the soil?

36 Flowerpots (bonus for label)

200

12 divided by 1/3

36

200

7 divided by 1/4 =

7 X 4 =

5 divided by 1/10 =

5 X 10 =

WHAT GENERALIZATION CAN YOU MAKE??

Dividing a whole number by a unit fraction is the same as multiplying  the whole number by the denominator.

300

7 divided by 14 =

7/14 = 1/2

300

15/28

15 divided by 28 =

BONUS!

300

Tomas is cutting a board into 1/4 yard pieces.  The board is 3 yards long. How many pieces can Tomas cut?

12 pieces (bonus for label)

300

5 divided by 1/10

50

300

The area of a carpet floor is 12 square feet.  Mario will be placing 1/3 square foot carpet tiles on the entire floor.  How many carpet tiles will Mario use??

36 (carpet tiles)

400

18 divided by 7 =

2 4/7

BONUS!

400

4/15

4 divided by 15 =

400

A relay race is 1/4 mile long and is run by 4 member teams. If each team member runs the same distance, what fraction of a mile does each team member run?

1/16

400

18 divided by 1/7

126

400

Cho HAS 1/5 liter of water.  He pours equal amounts of water into 3 cups.  WRITE AN EQUATION WITH AN ANSWER!

1/5 divided by 3 = 1/15(liter of water in each cup)

BONUS!

500

23 divided by 5 =

4 3/5 

500

18/22

18 divided by 22 =

500

Jasmine AND four friends moved 23 pounds of dirt. Each friend moved the same amount of dirt. How much dirt did each friend move?

4 3/5 pounds (bonus for label)

500

1/7 divided by 18

1/126

BONUS!

500

MULTI-STEP:

A baker HAS 15 cups of flour. He SETS ASIDE 4 cups of flour, and USES THE REST for a cookie recipe that calls for 1/2 cup of flour. How many batches of cookies can the baker make?

22 (batches of cookies)