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곱셈 2자리 X 2자리

1

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

2

		3	8
		2	2
		7	6
	7	6	0
	8	3	6

3

		2	6
		9	3
		7	8
2	3	4	0
2	4	1	8

4

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

5

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

6

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

7

		8	2
		1	0
			0
	8	2	0
	8	2	0

8

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

9

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

10

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

11

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

12

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

13

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

14

		8	6
		5	9
	7	7	4
4	3	0	0
5	0	7	4

15

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

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