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곱셈 2자리 X 2자리

1

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

2

		8	3
		8	8
	6	6	4
6	6	4	0
7	3	0	4

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		2	1
		1	0
			0
	2	1	0
	2	1	0

13

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

14

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

15

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

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