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곱셈 4자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

		6	3	9	6
				2	0
					0
1	2	7	9	2	0
1	2	7	9	2	0

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