Equivalents
LCD
Quick Frac's
Subtraction
Conversions
Mixed Numbers
Fraction of a Whole
100

Write two equivalent fractions for 2/3

WHAT IS 4/6 6/9 8/12 10/15

100

LCD of 7/12 and 3/8

24

100

3/3=1

100

Add the fractions:   2/5 + 5/10

9/10

100

Subtract the fractions:   3/5  -  3/10

3/10

100

Turn to a mixed number

7/2

3 1/2

100

4 - 2 4/8

1 4/8 = 1 1/2

100

1/3 of 45

15

200

Write two equivalent fractions for 1/3.

2/6,  3/9,  4/12,  5/15

200

LCD of 1/2 and 3/5

10

200

6/5  =  1  1/5

200

Add the fractions:  1/4 + 3/16

7/16

200

Subtract the fractions:  4/7  -  5/14

3/14

200

Turn to a mixed number

13/4

3 1/4

200

6 - 3 1/2

2 1/2

200

2/5 of 55

22

300

Write two equivalent fractions for 5/10.

1/2,  10/20,  15/30,  20/40

300

LCD of 5/6 and 2/4

12

300

3  3/8 + 5  2/8

8   5/8

300

Add the fractions:  2/3 + 5/7

29/21   or   1 8/21

300

Subtract the fractions:  2/5  -  1/10

3/10

300

Turn to a mixed number

27/5

5 2/5

300

15 1/4 + 5/8

15 7/8

300

3/8 of 24

9

400

Write two equivalent fractions for 3/4.

6/8,  9/12,  15/20,  18/24

400

LCD of 3/8 and 4/10

40

400

5/16 + 9/16

14/16 = 7/8

400

Add the mixed numbers:   2 1/3 + 4 1/2

6  5/6

400

Subtract the fractions:  11/14 -  2/7

7/14 or 1/2

400

Turn to a mixed number

51/10

5 1/10

400

2 4/9 - 1 1/3

1 1/9

400

4/7 of 42

24

500

Write two equivalent fractions for 1.

1/1,  2/2,  3/3,  4/4

500

LCD of 2/6 and 3/7

42

500

7/20 + 8/20

15/20 = 3/4

500

Add the mixed numbers:  8 1/5  +  1 7/9

9  44/45

500

Subtract the fractions:   1/6 - 1/30

4/30

500

Turn to a mixed number

66/7

9 3/7

500

11 1/9 - 3 2/3

7 4/9

500

3/4 of 30

22.5 = 22 1/2

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