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곱셈 2자리 X 2자리

1

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

2

		2	5
		9	0
			0
2	2	5	0
2	2	5	0

3

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

4

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

5

		1	3
		7	5
		6	5
	9	1	0
	9	7	5

6

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

7

		9	5
		9	0
			0
8	5	5	0
8	5	5	0

8

		4	2
		1	0
			0
	4	2	0
	4	2	0

9

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

10

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

11

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

12

		1	1
		9	3
		3	3
	9	9	0
1	0	2	3

13

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

14

		5	4
		8	2
	1	0	8
4	3	2	0
4	4	2	8

15

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

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