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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

		4	2
		2	0
			0
	8	4	0
	8	4	0

9

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

10

		4	9
		6	0
			0
2	9	4	0
2	9	4	0

11

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

12

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

13

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

14

		7	4
		9	1
		7	4
6	6	6	0
6	7	3	4

15

		2	5
		3	3
		7	5
	7	5	0
	8	2	5

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