Addition
Subtraction
Multiplication
Division
Simplification
100

1/3+1/3

2/3

100

5/6-4/6=

1/6

100

1/2 X 2/3 =

2/6 = 1/3 

100

1/2 divided by 3/4 = 

4/6 = 2/3 

100

8/10

4/5

200

1/8+3/8=

4/8 = 1/2

200

2/7 - 1/7

1/7

200

3/4 X 1/5

3/20

200

2/5 divided by 1/4 

8/5 = 1 3/5

200

5/15

1/3

300

1/2+ 1/3= 

5/6

300

8/9 - 7/9

2/9

300

5/6 X 4/7

20/42 = 10/21

300

1/5 divided 1/6 =

6/5 = 1 1/5

300

20/42

10/12 = 5/6

400

1/5 + 1/6= 

11/30

400

8/11 - 3/11=

5/11

400

5/7 X 4/5

7/4= 1 3/4

400

1/7 divided by 2/9 = 

9/14

400

15/21

5/7

500

7/8 + 1/4 = 

36/32 = 1 4/32 = 1 1/8

9/8 = 1 1/8 

500

4/5 - 1/4

11/20

500

8/9 X 6/7

48/63 = 16/23

500

3/5 divided by 2/6 = 

18/10 = 1 8/10 = 1 4/5

500

18/24

3/4