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How to study your flashcards.

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

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

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27 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
5 + 10 =
15
15 - 5 = 10
6 + 9 =
15
15 - 9 = 6
7 + 8 =
15
15 - 7 = 8
8 + 7 =
15
15 - 8 = 7
9 + 6 =
15
15 - 9 = 6
10 + 5 =
15
15 - 10 = 5
11 + 4 =
15
15 - 11 = 4
12 + 3 =
15
15 - 12 = 3
13 + 2 =
15
15 - 13 = 2
14 + 1 =
15
15 - 14 = 1
4 + 11 =
15
15 - 4 = 11
3 + 12 =
15
15 - 3 = 12
2 + 13 =
15
15 - 2 = 13
2 + 14 =
16
16 - 2 = 14
3 + 13 =
16
16 - 3 = 13
4 + 12 =
16
16 - 4 = 12
5 + 11 =
16
16 - 5 = 11
6 + 10 =
16
16 - 6 = 10
7 + 9 =
16
16 - 7 = 9
8 + 8 =
16
16 - 8 = 8
9 + 7 =
16
16 - 9 = 7
10 + 6 =
16
16 - 10 = 6
11 + 5 =
16
16 - 11 = 5
12 + 4 =
16
16 - 12 = 4
13 + 3 =
16
16 - 13 = 3
14 + 2 =
16
16 - 2 = 14
15 + 1 =
16
16 - 15 = 1