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곱셈 2자리 X 2자리

1

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

2

		7	9
		7	0
			0
5	5	3	0
5	5	3	0

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		3	3
		1	0
			0
	3	3	0
	3	3	0

13

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

14

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

15

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

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