fraction

adding fraction

100

1/2 + 1/2

1

200

3/4+3/4

1 1/2

300

4/8 +2/8

3/4

400

1/2+6/8+2/4

1 6/8 or 1 3/4

500

1 1/5 + 1 4/7

2 27/35

substrate fraction

100

1/2- 6/4

1

200

23/2-5/4

10 1/4

300

45/2-23/4

16 3/4 

400

67/8-78/3

17 5/8

500

200 30/78- 28/3

6 5/13

multiply fraction

100

1/3 x 3/3

3

200

3/5 x 5/6

1/2

300

6/7 x 7/6

1 

400

36/7 x 45/8

28 13/4

500

400/78 x 288/79

18 714/1027

divide fractions

100

1/2 divide 3/3 

1/2 

200

1/4 divided 4/3

3/16

300

5/4 divide 6/4 

5/6 

400

8/8 divide 8/9 

1 1/8

500

12/56 divide 9/10

5/21

all things with fractions

100

100 divide 3/4 

75

200

2 x 1/4

0.25

300

21/7 + 54/6 

12 

400

67/67 + 59/49 

106/47 

500

10/9 x 87/47 

290/141 or 2 8/141