Show:
Add
Subtract
Mixed
Simplify
100

2/5 + 1/5

3/5

100

2/3 - 4/7

2/21

100

2/9 + 2/9

4/9

100

2/4

1/2

200

2 4/9 + 1 1/9

3 5/9

200

4 7/8 - 2 5/6

2 1/24

200

3/5 + 1/3

14/15

200

3 4/6

3 2/3

300

1/4 + 1/3

7/12

300

5 2/3 - 2 1/2

3 1/6

300

2/3 - 1/4

5/12

300

12/20

3/5

400

3 2/5 + 1 1/3

4 11/15

400

9 1/4 - 6 3/8

2 7/8

400

4 1/3 - 2 5/6

Make sure to simpify!

1 1/2

400

5 4/12

5 1/3

500

2 5/9 + 2 3/18

4 13/18

500

3 4/9 - 5/6

2 11/18

500

3 2/5 + 1 4/5

5 1/5

500

3 24/30

3 4/5