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곱셈 2자리 X 2자리

1

		1	1
		2	7
		7	7
	2	2	0
	2	9	7

2

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

3

		6	4
		4	2
	1	2	8
2	5	6	0
2	6	8	8

4

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

5

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

6

		5	9
		6	1
		5	9
3	5	4	0
3	5	9	9

7

		2	9
		2	8
	2	3	2
	5	8	0
	8	1	2

8

		5	2
		8	5
	2	6	0
4	1	6	0
4	4	2	0

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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