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곱셈 2자리 X 1자리

	5	2
		9
4	6	8

	4	3
		3
1	2	9

	2	3
		6
1	3	8

	1	8
		7
1	2	6

		1	5
			1
		1	5

	3	6
		3
1	0	8

	9	2
		3
2	7	6

		1	3
			5
		6	5

	5	4
		2
1	0	8

	8	3
		8
6	6	4

		1	2
			1
		1	2

	8	7
		3
2	6	1

	8	3
		2
1	6	6

	4	7
		5
2	3	5

	6	8
		3
2	0	4