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곱셈 2자리 X 2자리

1

		1	0
		2	5
		5	0
	2	0	0
	2	5	0

2

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

3

		5	5
		1	0
			0
	5	5	0
	5	5	0

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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