19までの足し算
10 + 9 = 15 + 9 = 0
13 + 13 = 14 + 18 =
5 + 19 = 13 + 8 =
6 + 16 = 15 + 11 =
14 + 17 = 13 + 5 =
3 + 9 = 1 + 6 =
15 + 4 = 3 + 11 =
5 + 2 = 7 + 2 =
11 + 7 = 6 + 12 =
12 + 15 = 19 + 13 =
3 + 16 = 3 + 13 =
4 + 5 = 2 + 19 =
15 + 19 = 18 + 16 =
8 + 16 = 5 + 3 =
19 + 5 = 16 + 15 =
11 + 2 = 18 + 7 =
12 + 13 = 17 + 4 =
7 + 7 = 10 + 1 =
14 + 18 = 6 + 16 =
18 + 17 = 15 + 5 =
16 + 18 = 4 + 16 =
16 + 3 = 2 + 19 =
11 + 12 = 8 + 3 =
13 + 9 = 19 + 1 =
5 + 18 = 2 + 11 =
分 秒.
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