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곱셈 2자리 X 2자리

1

		3	9
		8	4
	1	5	6
3	1	2	0
3	2	7	6

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

		4	2
		4	9
	3	7	8
1	6	8	0
2	0	5	8

10

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

11

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

12

		2	0
		5	5
	1	0	0
1	0	0	0
1	1	0	0

13

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

14

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

15

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

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