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곱셈 2자리 X 2자리

1

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

2

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

3

		4	4
		1	5
	2	2	0
	4	4	0
	6	6	0

4

		4	7
		1	1
		4	7
	4	7	0
	5	1	7

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		5	9
		3	4
	2	3	6
1	7	7	0
2	0	0	6

14

		2	1
		2	0
			0
	4	2	0
	4	2	0

15

		3	9
		7	4
	1	5	6
2	7	3	0
2	8	8	6

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