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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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