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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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