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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		1	9
		7	9
	1	7	1
1	3	3	0
1	5	0	1

14

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

15

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

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