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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

		1	5
		2	0
			0
	3	0	0
	3	0	0

9

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

10

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

11

		2	7
		7	6
	1	6	2
1	8	9	0
2	0	5	2

12

		4	3
		8	8
	3	4	4
3	4	4	0
3	7	8	4

13

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

14

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

15

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

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