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곱셈 2자리 X 1자리

	5	7
		7
3	9	9

	6	2
		9
5	5	8

	3	2
		8
2	5	6

		3	8
			2
		7	6

		1	3
			2
		2	6

	6	4
		3
1	9	2

	4	9
		9
4	4	1

	9	3
		7
6	5	1

		1	6
			6
		9	6

	5	8
		8
4	6	4

		2	1
			1
		2	1

	2	5
		8
2	0	0

	5	4
		6
3	2	4

	4	1
		5
2	0	5

	4	3
		7
3	0	1