Mixed to Improper
Improper to Mixed
Equivalent Fractions
Addition
Subtraction
100

3 1/2

7/2

100

14/4

3 2/4

100

6/8

3/4

100

3/5 + 4/5

7/5 or 1 2/5

100

11/6 - 7/6

4/6
200

4 1/6

25/6

200
31/9

3 4/9

200

8/16

1/2

200

1/2 +1/3

5/6

200

11/4 - 6/4

5/4

300

3 5/6

23/6

300

33/4

8 1/4

300

10/12

5/6

300

2/5 + 1/10

1/2

300

1/3 - 1/5

2/15

400

4 7/11

51/11

400

35/4

8 3/4

400

9/15

3/5

400

3/4 + 1/16

13/16

400

5/4 - 3/8

7/8

500

3 1/12

37/12

500

109/12

9 1/12

500

4/24

1/6

500

3/7 + 2/5 

29/35
500

3/4 - 1/3

5/12