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곱셈 2자리 X 2자리

1

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

2

		3	5
		3	1
		3	5
1	0	5	0
1	0	8	5

3

		4	4
		1	1
		4	4
	4	4	0
	4	8	4

4

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

5

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

6

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

7

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

8

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

9

		1	5
		8	3
		4	5
1	2	0	0
1	2	4	5

10

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

11

		1	1
		2	0
			0
	2	2	0
	2	2	0

12

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

13

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

14

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

15

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

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