Chapter 4 Multiplying/Dividing Fractions

Multiplying Mixed Numbers

100

2 1/9 X 3

6 1/3

200

4 X 6 3/4

27

300

9 2/3 X 1/4

2 5/12

400

1/2 X 5 7/8

2 15/16

500

8 5/9 X 3/7

3 2/3

Dividing Fractions

100

3 divided by 1/5

15

200

2/7 divided by 4

1/14

300

6/7 divided by 8/9

27/28

400

1/10 divided by 5/9

9/50

500

2/5 divided by 3/15

2

Multiplying Fractions

100

1/4 X 5/7

5/28

200

3/8 X 2/6

1/8

300

7/10 X 12/9

42/45

400

11/13 X 10

8 6/13

500

9/10 X 8

7 1/5

Word Problems

100

Find the area of a rectangle whose width is 2/3 ft. and length is 5/8 ft.

5/12 square feet

200

Sarah has 8 yards of string. She wants to cut it into pieces that are 1/4 yard long. How many pieces can she cut from the length of string?

32 pieces

300

Kate works 5 2/3 hours a day at the coffee shop. She is paid $9 an hour. How much does she make on Monday?

$51

400

A pitcher is 6/7 of the way full and is poured equally into four cups. How much liquid is in each cup?

3/14

500

I need 1/10 of a bag of popcorn to make one popcorn cake. How many popcorn cakes can I make with three bags of popcorn?

30 popcorn cakes

Misc.

100

What do you put whole numbers over when multiplying?

1

200

What three step process do you use to divide fractions?

same, dot, flip

300

What are the TWO ways in which you can multiply fractions?

1) Cross Reduce

2) Multiply Straight Across

400

Convert this mixed number into an improper fraction

8 4/6

52/6

500

The _______________of 2 is 1/2.

reciprocal