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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		3	7
		2	0
			0
	7	4	0
	7	4	0

7

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

8

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

9

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

10

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

11

		2	0
		2	2
		4	0
	4	0	0
	4	4	0

12

		3	3
		5	9
	2	9	7
1	6	5	0
1	9	4	7

13

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

14

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

15

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

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