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곱셈 2자리 X 2자리

1

		5	7
		1	2
	1	1	4
	5	7	0
	6	8	4

2

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

3

		9	2
		4	8
	7	3	6
3	6	8	0
4	4	1	6

4

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

5

		4	3
		1	0
			0
	4	3	0
	4	3	0

6

		1	0
		8	8
		8	0
	8	0	0
	8	8	0

7

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

8

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

9

		1	5
		1	0
			0
	1	5	0
	1	5	0

10

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

11

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

12

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

13

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

14

		7	1
		8	4
	2	8	4
5	6	8	0
5	9	6	4

15

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

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