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곱셈 2자리 X 2자리

1

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

2

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

3

		4	4
		9	0
			0
3	9	6	0
3	9	6	0

4

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

5

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

6

		2	5
		1	7
	1	7	5
	2	5	0
	4	2	5

7

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

8

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

9

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

10

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

11

		1	4
		8	7
		9	8
1	1	2	0
1	2	1	8

12

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

13

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

14

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

15

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

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