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30 Cards in this Set

  • Front
  • Back
1+1
2
2+1
3
8+1
9
2+2
4
3+2
5
4+2
6
5+2
7
8+2
10
4+3
7
4+4
8
5+4
9
5+5
10
6+5
11
7+5
12
8+5
13
9+5
14
9+6
15
9+7
16
9+8
17
9+9
18
6+5
11
6+6
12
7+6
13
7+7
14
8+7
15
8+8
16
4+4
8
6+4
10
7+6
13
8+7
15