Common Denominators
Adding and Subtracting Fractions
Simplifying
Mixed Number to Improper Fraction
Improper Fraction to Mixed Number
100

2 and 6

6

100

1/4 + 2/4

3/4

100

4/8

1/2

100

1 1/3

4/3

100

3/2

1/2

200

3 and 5

15

200

2/5 - 1/5 

1/5

200

66/88

6/8

200

1/4

9/4

200

12/5

2/5

300

3 and 21

21

300

2/6 + 3/18 

1/2

300

11/13

11/13

300

3/7

31/7

300

4/2

2

400

8 and 6

24

400

5/8 + 3/4 = MN

3/8

400

36/3

12

400

10 4/6

32/3

400

107 / 32

11/32

500

11 and 7

77

500

2 2/- 1 5/14 

13/14

500

14/8

13/4

500

13 7/8

111/8

500

4/5 + 4/6

7/15

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