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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

		7	0
		2	7
	4	9	0
1	4	0	0
1	8	9	0

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