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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

		7	0
		5	8
	5	6	0
3	5	0	0
4	0	6	0

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		7	5
		4	5
	3	7	5
3	0	0	0
3	3	7	5

14

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

15

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

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