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곱셈 2자리 X 2자리

1

		4	9
		5	5
	2	4	5
2	4	5	0
2	6	9	5

2

		9	0
		2	5
	4	5	0
1	8	0	0
2	2	5	0

3

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

4

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

5

		2	3
		7	3
		6	9
1	6	1	0
1	6	7	9

6

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

7

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

8

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

9

		1	5
		5	8
	1	2	0
	7	5	0
	8	7	0

10

		9	1
		3	3
	2	7	3
2	7	3	0
3	0	0	3

11

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

12

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

13

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

14

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

15

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

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