Add
Subtract
Equivalent/Simplified
Multiply
Divide
100

4/6 + 1/6 =

5/6

100

6/7 - 2/7

4/7

100

What is x?

2/3 = 12/x

x = 18

100

1/4 x 4/5 =

4/10 or 2/5

100

5/9 ÷ 1/2

10/9 or 1 1/9

200

4/5 + 4/5 =

8/5 or 1 3/5

200

14/20 - 4/20 =

10/20 or 1/2

200

What is x?

x/5 = 30/50

x = 3

200

2/7 x 7/9 =

14/63 or 2/9

200

3/8 ÷ 7/8 =

24/56 or 3/7

300

2/7 + 6/10 =

31/35

300

4/5 - 2/3 =

2/15

300

Simplify as much as possible

8/12

2/3

300

8/12 x 1/5 =

8/60 or 2/15

300

5/10 ÷ 6/12 =

60/60 or 1

400

1/2 + 2/3 =

7/6 or 1 1/6

400

8 9/10 - 3 2/3 =

157/30 or 5 7/30

400

Simplify as much as possible

9/72

1/8

400

2 4/10 x 4/5 =

96/50 or 1 23/25

400

2 1/2 ÷ 3/4 =

20/6 or 3 2/6 or 3 1/3

500

1 6/10 + 1/4 =

37/20 or 1 17/20

500

19 2/3 - 11 5/8 =

193/24 or 8 1/24

500

Simplify as much as possible

48/96

1/2

500

1 4/12 x 2/12 =

32/144 or 2/9

500

2 5/8 ÷ 2/6

126/16 or 7 14/16 or 7 7/8

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