Adding
Subtracting
Adding with mixed numbers
Subtracting with mixed numbers
Mystery
100
1/2 + 2/5
What is 9/10
100
5/6 - 1/3
1/2
100
1 1/2 + 1 2/3
3 1/6
100

1 2/3 - 1 1/5

7/15

100
21 -9/10
20 1/10
200
6/10 + 4/12
14/15
200
7/8 - 5/6
1/24
200
5 7/8 + 3 4/6
2 5/24
200
4 5/6 - 2 3/5
2 7/30
200
78 23/78 + 50 10/39
128 43/78
300
5/18 + 2/3
17/18
300
4/8 - 1/12
5/12
300
10 9/15 + 6 5/30
4 23/30
300
5 - 7/8
4 1/8
300
5/6 + 7/8
1 1/3
400
5/15 + 6/14
4/7
400
3/13 - 7/39
2/39
400
15 9/18 + 7 3/36
22 7/12
400
10- 10/11
9 1/11
400
10 15/30-8 10/90
2 7/18
500
5/55 + 8/10
46/55
500

34/68 - 4/17

9/34

500
21 15/20 + 15 3/80
36 63/80
500
14 3/8- 2 9/10
11
500
3 5/6 + 4 7/9
8 11/18
M
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