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곱셈 2자리 X 2자리

1

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

2

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

3

		6	3
		7	6
	3	7	8
4	4	1	0
4	7	8	8

4

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

5

		4	8
		8	8
	3	8	4
3	8	4	0
4	2	2	4

6

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

7

		1	0
		1	5
		5	0
	1	0	0
	1	5	0

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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