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곱셈 2자리 X 1자리

	3	7
		4
1	4	8

	6	7
		3
2	0	1

	2	2
		5
1	1	0

		3	3
			3
		9	9

		2	3
			2
		4	6

	9	5
		7
6	6	5

		1	2
			6
		7	2

	3	2
		4
1	2	8

	8	9
		5
4	4	5

	9	7
		3
2	9	1

		1	8
			2
		3	6

		3	3
			2
		6	6

	4	4
		3
1	3	2

	2	4
		6
1	4	4

	9	2
		2
1	8	4