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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		5	5
		8	0
			0
4	4	0	0
4	4	0	0

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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