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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		7	4
		7	5
	3	7	0
5	1	8	0
5	5	5	0

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

		3	4
		1	0
			0
	3	4	0
	3	4	0

15

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

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