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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

		5	5
		6	7
	3	8	5
3	3	0	0
3	6	8	5

11

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

12

		2	3
		5	3
		6	9
1	1	5	0
1	2	1	9

13

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

14

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

15

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

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