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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

		1	2
		6	0
			0
	7	2	0
	7	2	0

11

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

12

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

13

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

14

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

15

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

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