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곱셈 2자리 X 2자리

1

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

2

		1	5
		3	0
			0
	4	5	0
	4	5	0

3

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

4

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

5

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

6

		8	2
		9	0
			0
7	3	8	0
7	3	8	0

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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