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곱셈 2자리 X 2자리

1

		2	5
		3	0
			0
	7	5	0
	7	5	0

2

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

3

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

4

		4	9
		3	5
	2	4	5
1	4	7	0
1	7	1	5

5

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

6

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

7

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

8

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

9

		5	9
		6	6
	3	5	4
3	5	4	0
3	8	9	4

10

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

11

		7	3
		3	8
	5	8	4
2	1	9	0
2	7	7	4

12

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

13

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

14

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

15

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

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