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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

		2	3
		2	3
		6	9
	4	6	0
	5	2	9

10

		5	5
		9	3
	1	6	5
4	9	5	0
5	1	1	5

11

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

12

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

13

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

14

		3	5
		4	1
		3	5
1	4	0	0
1	4	3	5

15

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

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