19までの足し算
6 + 7 = 19 + 6 =
1 + 16 = 15 + 8 =
14 + 17 = 6 + 9 =
6 + 17 = 10 + 18 =
15 + 1 = 11 + 16 =
16 + 12 = 4 + 12 =
7 + 12 = 7 + 7 =
4 + 18 = 13 + 14 =
8 + 6 = 6 + 12 =
14 + 13 = 2 + 10 =
4 + 18 = 8 + 5 =
4 + 3 = 17 + 9 =
14 + 12 = 2 + 18 =
5 + 2 = 3 + 15 =
3 + 10 = 1 + 17 =
18 + 9 = 13 + 8 =
1 + 14 = 4 + 7 =
15 + 17 = 7 + 11 =
9 + 17 = 18 + 8 =
2 + 1 = 18 + 12 =
14 + 2 = 3 + 13 =
14 + 6 = 14 + 12 =
14 + 16 = 10 + 9 =
14 + 5 = 6 + 10 =
13 + 4 = 17 + 18 =
分 秒.
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