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곱셈: 2 x 27X9

1

		7	9
		5	5
	3	9	5
3	9	5	0
4	3	4	5

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

		1	1
		9	0
			0
	9	9	0
	9	9	0

11

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

12

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

13

		2	5
		6	0
			0
1	5	0	0
1	5	0	0

14

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

15

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

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