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곱셈 4자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		5	8	3	5
				8	7
	4	0	8	4	5
4	6	6	8	0	0
5	0	7	6	4	5

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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