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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

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

3

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

4

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

5

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

6

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

7

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

8

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

9

		8	0
		1	0
			0
	8	0	0
	8	0	0

10

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

11

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

12

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

13

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

14

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

15

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

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