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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

		4	3
		1	0
			0
	4	3	0
	4	3	0

8

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

9

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

10

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

11

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

12

		9	5
		5	6
	5	7	0
4	7	5	0
5	3	2	0

13

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

14

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

15

		1	0
		1	4
		4	0
	1	0	0
	1	4	0

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