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곱셈 2자리 X 2자리

1

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

2

		3	6
		2	0
			0
	7	2	0
	7	2	0

3

		8	5
		1	1
		8	5
	8	5	0
	9	3	5

4

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

5

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

6

		5	2
		4	2
	1	0	4
2	0	8	0
2	1	8	4

7

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

8

		5	1
		2	8
	4	0	8
1	0	2	0
1	4	2	8

9

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

10

		1	1
		3	5
		5	5
	3	3	0
	3	8	5

11

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

12

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

13

		9	2
		1	9
	8	2	8
	9	2	0
1	7	4	8

14

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

15

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

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