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곱셈 4자리 X 2자리

1

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

2

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

3

		2	0	5	5
				2	1
		2	0	5	5
	4	1	1	0	0
	4	3	1	5	5

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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