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곱셈 2자리 X 2자리

1

		1	1
		4	7
		7	7
	4	4	0
	5	1	7

2

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

3

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

4

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

5

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

6

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

7

		2	5
		8	7
	1	7	5
2	0	0	0
2	1	7	5

8

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

9

		5	2
		9	0
			0
4	6	8	0
4	6	8	0

10

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

11

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

12

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

13

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

14

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

15

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

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