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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

		8	1
		1	0
			0
	8	1	0
	8	1	0

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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