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곱셈 2자리 X 2자리

1

		9	1
		2	7
	6	3	7
1	8	2	0
2	4	5	7

2

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

3

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

4

		4	7
		1	3
	1	4	1
	4	7	0
	6	1	1

5

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

6

		1	6
		5	6
		9	6
	8	0	0
	8	9	6

7

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

8

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

9

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

10

		3	8
		5	3
	1	1	4
1	9	0	0
2	0	1	4

11

		6	9
		3	1
		6	9
2	0	7	0
2	1	3	9

12

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

13

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

14

		2	3
		3	9
	2	0	7
	6	9	0
	8	9	7

15

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

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