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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

		8	5
		8	9
	7	6	5
6	8	0	0
7	5	6	5

12

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

13

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

14

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

15

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

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