Adding and Subtracting like units
Adding and Subtracting unlike units
Mixed to Improper
Improper to Mixed
Simplifying
100

1/2 + 1/2

2/2 or 1 

100

1/2 + 1/3

5/6

100

4 2/3

14/3

100

55/10

5 1/2

100

5/10

1/2

200

3/5 - 1/5

2/5

200

3/4 + 2/5

1  3/20

200

34  1/2

69/2

200

45/6

7 1/2

200

12/ 60

1/5

300

2  17/20 + 5  1/20

7  9/10

300

7/8 - 1/3

1/2

300

9  4/5

49/5

300

81/ 20

4 1/20

300

18/108

1/6

400

13  14/15 -  7  9/15

 6  1/3

400

3  1/2 - 2  1/3

1  1/6

400

25 2/5

127/5

400

96/ 30

3 1/5

400

56/336

1/6

500

294/300 - 290/300

1/75

500

52  1/2 +  8   1/4

60   3/4

500

124  3/4

499/4

500

777/ 700

1 77/700

500

6767/6767

1

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