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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		3	1
		2	0
			0
	6	2	0
	6	2	0

13

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

14

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

15

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

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