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곱셈 2자리 X 1자리

	4	5
		6
2	7	0

	7	4
		2
1	4	8

	3	1
		5
1	5	5

	7	3
		5
3	6	5

	6	2
		8
4	9	6

	4	7
		5
2	3	5

	5	2
		2
1	0	4

		3	6
			2
		7	2

	2	5
		8
2	0	0

	6	1
		3
1	8	3

		1	2
			1
		1	2

	3	1
		5
1	5	5

	6	7
		6
4	0	2

	8	6
		2
1	7	2

		2	3
			4
		9	2