1-4. 곱셈
1 10 x 3 =
2 12 x 3 =
3 12 x 6 =
4 19 x 6 =
5 10 x 9 =
6 18 x 8 =
7 18 x 5 =
8 10 x 7 =
9 11 x 6 =
10 12 x 3 =
0%