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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		5	9
		7	6
	3	5	4
4	1	3	0
4	4	8	4

6

		2	4
		2	2
		4	8
	4	8	0
	5	2	8

7

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

8

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

9

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

10

		7	2
		4	0
			0
2	8	8	0
2	8	8	0

11

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

12

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

13

		5	6
		7	5
	2	8	0
3	9	2	0
4	2	0	0

14

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

15

		1	8
		6	3
		5	4
1	0	8	0
1	1	3	4

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