1-6. 곱셈
1 3 x 3 =
2 3 x 9 =
3 5 x 6 =
4 5 x 1 =
5 3 x 6 =
6 3 x 7 =
7 2 x 6 =
8 3 x 3 =
9 1 x 7 =
10 3 x 4 =
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