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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

		4	5
		5	6
	2	7	0
2	2	5	0
2	5	2	0

11

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

12

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

13

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

14

		2	8
		9	2
		5	6
2	5	2	0
2	5	7	6

15

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

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