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곱셈 2자리 X 2자리

1

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

2

		2	5
		5	7
	1	7	5
1	2	5	0
1	4	2	5

3

		1	1
		7	1
		1	1
	7	7	0
	7	8	1

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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