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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		7	9
		1	9
	7	1	1
	7	9	0
1	5	0	1

14

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

15

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

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