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곱셈 4자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

		5	3	0	4
				5	0
					0
2	6	5	2	0	0
2	6	5	2	0	0

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