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곱셈 2자리 X 2자리

1

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

2

		1	4
		5	0
			0
	7	0	0
	7	0	0

3

		9	3
		7	1
		9	3
6	5	1	0
6	6	0	3

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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