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곱셈 2자리 X 2자리

1

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

2

		8	8
		4	8
	7	0	4
3	5	2	0
4	2	2	4

3

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

4

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

5

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

6

		4	9
		4	1
		4	9
1	9	6	0
2	0	0	9

7

		4	4
		8	5
	2	2	0
3	5	2	0
3	7	4	0

8

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

9

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

10

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

11

		5	3
		2	3
	1	5	9
1	0	6	0
1	2	1	9

12

		1	9
		9	1
		1	9
1	7	1	0
1	7	2	9

13

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

14

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

15

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

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