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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		5	6
		8	5
	2	8	0
4	4	8	0
4	7	6	0

6

		9	1
		2	0
			0
1	8	2	0
1	8	2	0

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

		1	6
		5	1
		1	6
	8	0	0
	8	1	6

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