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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		9	0
		1	1
		9	0
	9	0	0
	9	9	0

6

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

7

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

8

		7	5
		4	0
			0
3	0	0	0
3	0	0	0

9

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

10

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

11

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

12

		2	2
		1	1
		2	2
	2	2	0
	2	4	2

13

		7	1
		8	5
	3	5	5
5	6	8	0
6	0	3	5

14

		6	9
		2	2
	1	3	8
1	3	8	0
1	5	1	8

15

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

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