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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

		5	5
		5	1
		5	5
2	7	5	0
2	8	0	5

5

		7	3
		1	0
			0
	7	3	0
	7	3	0

6

		5	5
		5	2
	1	1	0
2	7	5	0
2	8	6	0

7

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

8

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

9

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

10

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

11

		9	1
		8	6
	5	4	6
7	2	8	0
7	8	2	6

12

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

13

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

14

		9	2
		5	1
		9	2
4	6	0	0
4	6	9	2

15

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

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