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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		5	8
		2	1
		5	8
1	1	6	0
1	2	1	8

6

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

7

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

8

		8	3
		4	8
	6	6	4
3	3	2	0
3	9	8	4

9

		3	1
		5	0
			0
1	5	5	0
1	5	5	0

10

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

11

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

12

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

13

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

14

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

15

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

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