Like Denominators
Unlike Denominators Easy
Unlike Denominators Medium
Unlike Denominators Hard
100

1/2 + 1/2 =

2/2 or 1


100

1/4 + 2/6

7/12
100
3/5 + 1/7 =
26/35
100

2/9 + 3/10 =

47/90

200
1/4 + 2/4 =
3/4
200

1/1 + 1/6 =

7/6 or 1 1/6

200

2/4 + 3/9 =

5/6

200

12/20 + 10/15 =

19/15 or 1 4/15

300
1/5 + 3/5 =
4/5
300
2/5 + 1/6 =
17/30
300
5/10 + 1/3 =
25/30
300

8/20 + 3/15 =

3/5

400

6/12 + 4/12 =

5/6

400
3/5 + 1/8 =
29/40
400
1/8 + 3/5 =
29/40
400

11/20 - 5/12 = 

2/15

500
10/25 + 13/25 =
23/25
500
1/5 + 1/4 =
9/20
500

8/12 + 1/20 =

43/60

500

20/40 + 30/60 =

240/240 or 1

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