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곱셈 2자리 X 2자리

1

		3	5
		1	3
	1	0	5
	3	5	0
	4	5	5

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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