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곱셈 2자리 X 2자리

1

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

2

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

3

		5	5
		9	5
	2	7	5
4	9	5	0
5	2	2	5

4

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

5

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

6

		4	5
		8	5
	2	2	5
3	6	0	0
3	8	2	5

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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