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곱셈 4자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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