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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		1	3
		6	1
		1	3
	7	8	0
	7	9	3

7

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

8

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

9

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

10

		7	3
		4	0
			0
2	9	2	0
2	9	2	0

11

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

12

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

13

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

14

		9	6
		5	8
	7	6	8
4	8	0	0
5	5	6	8

15

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

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