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곱셈 2자리 X 2자리

1

		5	1
		5	9
	4	5	9
2	5	5	0
3	0	0	9

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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