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곱셈 2자리 X 1자리

	6	3
		4
2	5	2

	4	3
		8
3	4	4

		9	1
			1
		9	1

	3	7
		6
2	2	2

	5	7
		4
2	2	8

	5	2
		6
3	1	2

	8	3
		3
2	4	9

	3	2
		6
1	9	2

	9	2
		6
5	5	2

	4	3
		8
3	4	4

	3	3
		4
1	3	2

	9	5
		5
4	7	5

	9	1
		9
8	1	9

	2	3
		9
2	0	7

	2	9
		4
1	1	6