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곱셈 2자리 X 2자리

1

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

2

		1	3
		1	0
			0
	1	3	0
	1	3	0

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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