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곱셈 2자리 X 2자리

1

		2	5
		3	6
	1	5	0
	7	5	0
	9	0	0

2

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

3

		9	5
		3	9
	8	5	5
2	8	5	0
3	7	0	5

4

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

5

		4	2
		1	0
			0
	4	2	0
	4	2	0

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		1	4
		9	3
		4	2
1	2	6	0
1	3	0	2

14

		3	0
		5	1
		3	0
1	5	0	0
1	5	3	0

15

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

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