5th grade Module 3

Multiply by a whole number

100

4/5 x 15

12

200

2/3 x 15

10

300

3/5 x 8 

24/5 

or

4 4/5

400

7/5 x 15

21

500

4/5 x 8 

32/5

6 2/5

Multiply Fractions

100

1/7 x 1/8 

1/56

200

9/10 x 5/8 

45/80

300

6/7 x 10/3 

60/21 

2 18/21 

400

12/24 x 4/3 

48/72

500

18/3 x 5/6

90/18

5

area model

100

1/6 x 1/3 

1/18

200

2/6 x 1/4

2/24 or 1/12

300

2/3 x 3/7

6/21 or 2/7

400

1/6 x 3/5 

3/30 or 1/10

500

3/5 x 2/4 

6/20 or 3/10

Word Problems

100

6 x 1/4 

Write a word problem that matches the equation. Then solve it. 

answers will vary

200

Eddie has 3/4 pounds of almonds. He uses 1/2 of the almonds to make muffins. How many pounds of almonds does Eddie use to make muffins?

Eddie uses 3/8 pounds of almonds. 

300

Jada makes 8 bags of snack mix. She puts 1/2 a pound of snack mix in each bag. How many pounds of snack mix did she use in all?

8/2 or 4 pounds

400

Sasha has 5/3 pounds of flour. She uses 1/2 of the flour to make bread. How many pounds of flour does Sasha use to make bread?

5/6 pounds of flower

500

Blake lives 3/4 miles from school. He walks 2/9 of the distance to school before he stops to tie his shoe. How many more feet does Blake walk to reach school?

3,080 more feet to school.

Multi-Step Problems

100

Fill in the blank with the correct inequality symbol (< or >)

3/10 ____ (1/5 + 2/10)

<

200

3/5 x (1/3 +1/8)

33/40 or 11/120

300

(1/2+2/3) x (5/6-1/4)

49/72

400

Write an equation that matches the word form

3/8 of the sum of 4/5 and 2/3 

3/8 x (4/5 +2/3)

500

Write an equation to match the word form

The sum of 2/3 and the difference of 4/5 and 3/8 

2/3 + (4/5-3/8)