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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

		3	0
		9	3
		9	0
2	7	0	0
2	7	9	0

10

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

11

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

12

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

13

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

14

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

15

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

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