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곱셈: 2 x 2

1

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

2

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

3

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

4

		5	0
		9	4
	2	0	0
4	5	0	0
4	7	0	0

5

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

6

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

7

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

8

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

9

		9	6
		2	2
	1	9	2
1	9	2	0
2	1	1	2

10

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

11

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

12

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

13

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

14

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

15

		7	5
		3	4
	3	0	0
2	2	5	0
2	5	5	0

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