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곱셈 4자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		7	5	0	3
				3	3
	2	2	5	0	9
2	2	5	0	9	0
2	4	7	5	9	9

13

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

14

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

15

		3	9	3	4
				6	6
	2	3	6	0	4
2	3	6	0	4	0
2	5	9	6	4	4

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