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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

		6	9
		6	1
		6	9
4	1	4	0
4	2	0	9

11

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

12

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

13

		3	9
		1	0
			0
	3	9	0
	3	9	0

14

		2	4
		3	0
			0
	7	2	0
	7	2	0

15

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

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