Fraction Operations

Adding Fractions

100

2/7 + 3/7

5/7

200

1/4 + 3/8

5/8

300

1/6 + 5/12

7/12

400

1/8 + 5/12

13/24

500

2/9 + 7/15

31/45

Adding Mixed Numbers

100

3 4/5 + 4 2/5

8 1/5

200

2 8/9 + 3 2/3

6 5/9

300

2 3/4 + 1 5/8

4 3/8

400

3 4/9 + 2 5/6

6 5/18

500

1 9/10 + 4 3/5

6 5/10 or 6 1/2

Subtracting Fractions

100

5/12 - 1/12

4/12 or 1/3 

200

5/6 - 2/6

3/6 or 1/2

300

7/12 - 3/8

5/24

400

9/10 - 3/5

3/10

500

8/9 - 5/12

17/36

Multiplying Fractions

100

5/8 x 4/5

20/40 or 1/2

200

2/7 x 4/3

8/21

300

3/4 x 5/6

15/24 or 5/8

400

5/12 x 4/9

20/108 or 5/27

500

3/7 x 5/6

15/42 or 5/14

Dividing Fractions

100

1/12 ÷ 1/4

4/12 or 1/3

200

7/12 ÷ 2/3

21/24 or 7/8

300

6/7 ÷ 3/14

84/21 or 4

400

2/15 ÷ 3/5

10/45 or 2/9

500

3/8 ÷ 5/12

36/40 or 9/10