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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

		6	5
		1	1
		6	5
	6	5	0
	7	1	5

11

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

12

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

13

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

14

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

15

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

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