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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

		1	2
		8	2
		2	4
	9	6	0
	9	8	4

3

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

4

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

5

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

6

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

7

		2	2
		3	8
	1	7	6
	6	6	0
	8	3	6

8

		1	0
		1	3
		3	0
	1	0	0
	1	3	0

9

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

10

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

11

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

12

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

13

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

14

		1	1
		8	7
		7	7
	8	8	0
	9	5	7

15

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

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