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곱셈 2자리 X 2자리

1

		5	5
		9	5
	2	7	5
4	9	5	0
5	2	2	5

2

		2	4
		2	0
			0
	4	8	0
	4	8	0

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

		7	3
		1	1
		7	3
	7	3	0
	8	0	3

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