Addition
Subtraction
Multiplication
Division
Simplify
100

1/4 + 2/4

3/4

100

4/5 - 3/5

1/5

100

1/3 x 1/2

1/6

100

1/2 ÷ 1/4

1/8

100

2/4

1/2

200

3/8 + 3/8

6/8 -> 3/4

200

7/8 - 3/8

4/8 -> 1/2

200

2/5 x 3/4

6/20 -> 3/10

200

3/4 ÷ 1/2

6/4 -> 1 1/2 or 3/2

200

9/18

1/2

300

1/3 + 1/6

3/6 -> 1/2

300

5/6 - 1/3

3/6 -> 1/2

300

4/5 x 1/10

4/50 -> 2/25

300

5/6 ÷ 3/2

15/12 -> 5/4 or 1 1/4

300

27/30

9/10

400

1/5 + 1/6

11/30

400

7/10 - 1/4

9/20

400

3/8 x 4/1

12/8 -> 1 1/2 or 3/2

400

7/8 ÷ 3/4

28/24 -> 1 1/6 or 7/6

400

5/20

1/4

500

1/4 + 3/4 + 1/2

6/4 -> 3/2

500

1/2 - 1/3 - 1/4

5/12

500

1/3 x 1/2 x 1/3

1/18

500

9/15 ÷ 1/4

36/15 -> 2 6/15

500

300/400

3/4

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