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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

		2	4
		2	0
			0
	4	8	0
	4	8	0

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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