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11 Cards in this Set

  • Front
  • Back
8 + 1 = 9
1 + 8 = 9
9 - 1 = 8
9 - 8 = ?
1
5 + 3 = 8
3 + 5 = 8
8 - 5 = 3
8 - 3 = ?
5
2 + 4 = 6
4 + 2 = 6
6 - 4 = 2
6 - 2 = ?
4
2 + 3 = 5
3 + 2 = 5
5 - 2 = 3
5 - 3 = ?
2
4 + 8 = 12
8 + 4 = 12
12 - 8 = 4
12 - 4 = ?

8
3 + 6 = 9
6 + 3 = 9
9 - 3 = 6
9 - 6 = ?
3
7 + 4 = 11
4 + 7 = 11
11 - 7 = 4
11 - 4 = ?
7
8 + 5 = 13
5 + 8 = 13
13 - 8 = 5
13 - 5 = ?
8
5 + 4 = 9
4 + 5 = 9
9 - 4 = 5
9 - 5 = ?
4
5 + 3 = 8
3 + 5 = 8
8 - 3 = 5
8 - 5 = ?
3
7 + 8 = 15
8 + 7 = 15
15 - 8 = 7
15 - 7 = ?
8