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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

		6	9
		3	0
			0
2	0	7	0
2	0	7	0

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