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곱셈 2자리 X 2자리

1

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

2

		5	1
		6	0
			0
3	0	6	0
3	0	6	0

3

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

4

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

5

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

6

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

7

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

8

		4	0
		5	5
	2	0	0
2	0	0	0
2	2	0	0

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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