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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

		1	0
		3	1
		1	0
	3	0	0
	3	1	0

11

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

12

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

13

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

14

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

15

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

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