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multiplying
dividing
subtracting
addition
100

4/8 =

1/2

100

2/4 x 2 =

4/8

100

1/4 ÷ 1/6 =

24

100

9/18 - 5/18 = 

4/18

100

4/8+2/8

6/8

200

12/24=

1/2

200

6/8 x 3 =

18/8 --> 2 2/8

200

1/2÷1/3

1/6

200

1000/2000 - 900/2000=

100/2000

200

4/5+6/5

10/5--->2

300

64/2 --->

32

300

8/9 x 3=

24/9---> 2 6/9

300

1/18÷2=

36

300

800/900 - 200/900 =

600/900

300

6/9+8/9

14/9--->1 1/3

400

200/2 --->

100

400

800/100 x 20

1600/100---> 16

400

1/24÷3=

72

400

18,000/20,000 - 5,000 =

13,000/20,000

400

900/1000+900

1 800/1000

500

77000/7 --->

11,000

500

999/1000 x 80=

79920/1000 ---> 79 920/1000

500

1/32÷4

128

500

100,000/ 200,000 - 93,000/200,000 =

7,000/200,000

500

90,000/100,000+600,000

6  90,000/100,000