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곱셈 2자리 X 1자리

	9	3
		7
6	5	1

	2	1
		7
1	4	7

	1	5
		7
1	0	5

		6	1
			1
		6	1

	6	5
		7
4	5	5

		2	1
			4
		8	4

		2	8
			1
		2	8

	3	0
		9
2	7	0

	1	5
		7
1	0	5

	4	7
		6
2	8	2

		1	8
			2
		3	6

		2	2
			2
		4	4

		4	9
			1
		4	9

		1	0
			8
		8	0

	2	9
		9
2	6	1