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곱셈 2자리 X 2자리

1

		7	0
		4	7
	4	9	0
2	8	0	0
3	2	9	0

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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