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곱셈 2자리 X 2자리

1

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

2

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

3

		9	8
		5	4
	3	9	2
4	9	0	0
5	2	9	2

4

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

5

		2	4
		1	8
	1	9	2
	2	4	0
	4	3	2

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		7	5
		1	4
	3	0	0
	7	5	0
1	0	5	0

14

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

15

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

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