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곱셈 2자리 X 2자리

1

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

2

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

3

		1	0
		1	1
		1	0
	1	0	0
	1	1	0

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		7	4
		9	6
	4	4	4
6	6	6	0
7	1	0	4

14

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

15

		3	2
		7	1
		3	2
2	2	4	0
2	2	7	2

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