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