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곱셈: 2 x 2

1

		5	6
		9	4
	2	2	4
5	0	4	0
5	2	6	4

2

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

3

		8	6
		2	0
			0
1	7	2	0
1	7	2	0

4

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

5

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

6

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

7

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

8

		4	4
		7	7
	3	0	8
3	0	8	0
3	3	8	8

9

		2	2
		4	2
		4	4
	8	8	0
	9	2	4

10

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

11

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

12

		7	0
		7	1
		7	0
4	9	0	0
4	9	7	0

13

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

14

		9	3
		6	0
			0
5	5	8	0
5	5	8	0

15

		1	1
		2	0
			0
	2	2	0
	2	2	0

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