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Day B Mini-Unit Fractions (multiply fractions; array models)

Last updated over 1 year ago

18 questions

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MGSE5.NF.5.b

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MGSE5.NF.5.b

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MGSE5.NF.5.b

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Question 1

1.

Question 2

2.

Question 3

3.

Question 4

4.

Question 5

5.

Question 6

6.

Solve.

Question 7

7.

Question 8

8.

Solve.

Question 9

9.

Question 10

10.

Solve.

Question 11

11.

Question 12

12.

Question 13

13.

Question 14

14.

Question 15

15.

Question 16

16.

Question 17

17.

Question 18

18.

What multiplication sentence does this array represent?

4 x 5  

1/3 x 1/5

4/5x 1/5  

20 + 4 

What product is shown in the array below?

4/25

1/25

4/5

4/20

What multiplication sentence does this array represent?

2/6 x 3

4 x 3 

1 x 12

3/4x 1/3

What product is shown in the array below?

3/12 (or 1/4)

3

1/12

6/12 (or 1/2)

Which estimate is most reasonable for this multiplication problem?

1 x 3 = 3

5 x 3 = 15

1 x 1/2 = 1/2

Which estimate is most reasonable for this multiplication problem?

4 x 7 = 28

1/2 x 1/2 = 1/4

100 x 1/2 = 50

Which estimate is most reasonable for this multiplication problem?

2 x 8 = 16

2 x 1 = 2

2 x 9 = 18

Which estimate is most reasonable for this multiplication problem?

1/3 x 3/4

3 x 4 = 12

1/2 x 20 = 10

1/2 x 1 = 1/2

Solve.
1/3 x 3/4

1/4

1/3

3/5

11/12 

Solve.
3/4 x 2/9

1/4

1/3

3/5

1/6

Solve.
2/7 x 8

22/9 

24/7 

22/7 

92/7 

Which estimate is most reasonable for this multiplication problem?
4 x 3/5

4 x 1/2 = 2

4 x 3 = 12

4 x 5 = 20

Solve.
4 x 3/5

12/5

12/3

22/5

22/3

Fill in the blank below:

5

12

3

15

Fill in the blank below:

16

3

9

1