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곱셈 2자리 X 2자리

1

		2	5
		9	3
		7	5
2	2	5	0
2	3	2	5

2

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

3

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

4

		2	5
		2	0
			0
	5	0	0
	5	0	0

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		2	1
		6	0
			0
1	2	6	0
1	2	6	0

13

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

14

		4	4
		6	5
	2	2	0
2	6	4	0
2	8	6	0

15

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

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