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곱셈 4자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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