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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

		7	4
		9	8
	5	9	2
6	6	6	0
7	2	5	2

5

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

6

		1	0
		1	5
		5	0
	1	0	0
	1	5	0

7

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

8

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

9

		2	0
		3	7
	1	4	0
	6	0	0
	7	4	0

10

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

11

		2	5
		3	2
		5	0
	7	5	0
	8	0	0

12

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

13

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

14

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

15

		3	4
		1	3
	1	0	2
	3	4	0
	4	4	2

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