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곱셈 2자리 X 2자리

1

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

2

		8	0
		5	1
		8	0
4	0	0	0
4	0	8	0

3

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

4

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

5

		2	4
		1	2
		4	8
	2	4	0
	2	8	8

6

		1	8
		9	0
			0
1	6	2	0
1	6	2	0

7

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

8

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

9

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

10

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

11

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

12

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

13

		1	1
		4	6
		6	6
	4	4	0
	5	0	6

14

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

15

		7	4
		5	1
		7	4
3	7	0	0
3	7	7	4

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