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Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

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30 Cards in this Set

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