Finding the Reciprocal F-DIV 1 - Ms. Walker's Website

? Fractions

Name: Date:

Finding the Reciprocal

F-DIV 1

Instructions: Write the reciprocal of each fraction by switching the top and bottom numbers.

1

3 8

reciprocal:

8 3

2

8 12

reciprocal:

3

1 5

reciprocal:

4

6 15

reciprocal:

5

3 4

reciprocal:

6

20 35

reciprocal:

7

2 7

reciprocal:

8

7 11

reciprocal:

9

8 19

reciprocal:

10

12 32

reciprocal:

Instructions: Multiply each fraction by its reciprocal to get a `whole fraction' which is just 1.

1

2 5

?

5 2

=

10 10

=

1

2

4 5

?

=

=1

3

4 7

?

=

=1

4

5 3

?

=

=1

5

3 7

?

=

=1

6

1 11

?

=

=1

7

6 8

?

=

=1

8

7 9

?

=

=1

9

2 9

?

=

=1

Dividing Fractions ?

10

3 12

?

= =1

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? Fractions

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Dividing Fractions (Guided Practice)

Instructions: Solve these division problems by multiplying by the reciprocal. Use the guides to help you. You do not need to simplify your answers.

F-DIV 2

1

3 4

?

2 5

3 4

?

5 2

=

15 8

2

5 4

?

2 3

5 4

?

=

3

1 7

?

1 4

1 7

?

=

4

8 13

?

1 2

8 13

?

=

5

3 5

?

1 6

3 5

?

=

6

4 8

?

5 1

4 8

?

=

7

5 8

?

3 4

5 8

?

=

8

1 12

?

1 12

1 12

?

=

9

7 9

?

2 3

7 9

?

=

10

1 8

?

3 16

1 8

?

=

11

5 11

?

4 7

5 11

?

=

Dividing Fractions ?

12

9 10

?

5 6

9 10

?

=

? 2013 Math Plus Motion, LLC

? Fractions

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Dividing Fractions (More Practice)

F-DIV 3

Instructions: Solve these division problems by multiplying by the reciprocal. You do not need to simplify your answers.

1

1 6

?

3 7

1 6

x

7 3

=

7 18

2

5 6

?

3 4

3

5 12

?

1 4

4

4 11

?

5 7

5

4 7

?

2 3

6

9 2

?

5 1

7

6 5

?

5 3

8

2 7

?

7 9

9

1 16

?

1 6

10

11 12

?

2 3

11

3 10

?

7 8

Dividing Fractions ?

12

10 8

?

8 9

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? Fractions

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Dividing a Fraction by a Whole Number (and Vice-Versa)

F-DIV 4

Instructions: Solve these division problems. You do not need to simplify your answers in this exercise set.

1

3 5

?2

=

3 5

?

2 1

3 5

x

1 2

=

3 10

2

5 ?

3 8

=

3

1 4

?3

=

4

10 ?

9 2

=

5

6 7

?5

=

6

1 4

?4

=

7

9 ?

4 7

=

8

8 ?

3 4

=

9

5 12

?

2

=

10

4

?

1 10

=

Dividing Fractions ?

? 2013 Math Plus Motion, LLC

? Fractions

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Fractions Made From Fractions

Instructions: Solve these fraction division problems. Some have guides to help you. You do not need to simplify your answers.

F-DIV 5

11

2 5

=

1 2

?

7 5

=

7 10

7

reciprocal

22 5= 6 7

34

7 1

=

4 7

?

=

3

41 4= 1 4

53

8 5

=

3 8

?

=

2

64 10 = 3 7

75

9 6

=

5 9

?

=

9

82 9= 4 6

91

5 2

=

1 5

?

=

11

10 9 12 = 2 3

11 7

12 4

=

7 12

?

=

5

Dividing Fractions ?

12 6 7= 8 9

? 2013 Math Plus Motion, LLC

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