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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

		5	9
		2	1
		5	9
1	1	8	0
1	2	3	9

8

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

9

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

10

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

11

		8	2
		8	0
			0
6	5	6	0
6	5	6	0

12

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

13

		7	6
		2	2
	1	5	2
1	5	2	0
1	6	7	2

14

		9	3
		9	7
	6	5	1
8	3	7	0
9	0	2	1

15

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

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