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곱셈 2자리 X 1자리

	3	4
		3
1	0	2

		1	5
			2
		3	0

		4	9
			1
		4	9

		2	6
			2
		5	2

	7	1
		4
2	8	4

	9	4
		4
3	7	6

	9	6
		4
3	8	4

		4	7
			2
		9	4

		4	2
			2
		8	4

	7	2
		9
6	4	8

	6	1
		4
2	4	4

	8	2
		6
4	9	2

	2	4
		8
1	9	2

		6	5
			1
		6	5

	4	1
		7
2	8	7