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곱셈 2자리 X 2자리

1

		2	4
		1	3
		7	2
	2	4	0
	3	1	2

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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