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곱셈 2자리 X 2자리

1

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

2

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

3

		8	3
		2	7
	5	8	1
1	6	6	0
2	2	4	1

4

		6	2
		6	8
	4	9	6
3	7	2	0
4	2	1	6

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		4	5
		1	0
			0
	4	5	0
	4	5	0

14

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

15

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

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