Fractions

Adding

100

2/5 + 7/5

9/5

200

11/10 + 5/10

8/5

300

4/7 + 3/21

15/21

400

7/8 + 3

31/8

500

5/4 + 4/9

61/36

Subtracting

100

12/8 - 4/8

1

200

3/2 - 7/2

-2

300

16/3 - 4

4/3

400

12/5 - 1/3

31/15

500

2/3 - 5/7

-1/21

Multiplying

100

2/3 * 5/4

5/6

200

13/4 * 7

91/4

300

17/4 * 5/8

85/32

400

20/4 * 10/100

1/2

500

12/5 * 7/12

7/5

Dividing

100

(3/5) / (7/2)

6/35

200

(3/2) / (9/11)

11/6

300

(7/12) / (3/4)

7/9

400

(-8/3) / (5/7)

-56/15

500

(17/4) / (2/3)

51/8

Simplifying

100

20/25

4/5

200

24/52

6/13

300

42/7

6

400

400/5000

2/25

500

125/15

25/3