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곱셈 4자리 X 2자리

1

		1	8	1	5
				6	7
	1	2	7	0	5
1	0	8	9	0	0
1	2	1	6	0	5

2

		1	2	8	1
				8	4
		5	1	2	4
1	0	2	4	8	0
1	0	7	6	0	4

3

		2	5	2	9
				1	2
		5	0	5	8
	2	5	2	9	0
	3	0	3	4	8

4

		2	8	1	2
				4	4
	1	1	2	4	8
1	1	2	4	8	0
1	2	3	7	2	8

5

		2	9	3	8
				2	4
	1	1	7	5	2
	5	8	7	6	0
	7	0	5	1	2

6

		9	7	8	7
				5	2
	1	9	5	7	4
4	8	9	3	5	0
5	0	8	9	2	4

7

		1	5	8	2
				3	6
		9	4	9	2
	4	7	4	6	0
	5	6	9	5	2

8

		4	6	5	1
				5	1
		4	6	5	1
2	3	2	5	5	0
2	3	7	2	0	1

9

		9	2	2	9
				8	7
	6	4	6	0	3
7	3	8	3	2	0
8	0	2	9	2	3

10

		8	1	6	9
				1	2
	1	6	3	3	8
	8	1	6	9	0
	9	8	0	2	8

11

		7	4	2	7
				1	4
	2	9	7	0	8
	7	4	2	7	0
1	0	3	9	7	8

12

		3	4	8	1
				2	3
	1	0	4	4	3
	6	9	6	2	0
	8	0	0	6	3

13

		2	1	9	2
				1	0
					0
	2	1	9	2	0
	2	1	9	2	0

14

		4	4	2	2
				1	9
	3	9	7	9	8
	4	4	2	2	0
	8	4	0	1	8

15

		2	7	9	2
				1	2
		5	5	8	4
	2	7	9	2	0
	3	3	5	0	4

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