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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		2	7
		3	3
		8	1
	8	1	0
	8	9	1

6

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

7

		3	4
		7	2
		6	8
2	3	8	0
2	4	4	8

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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