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곱셈 2자리 X 2자리

1

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

2

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

3

		6	1
		1	5
	3	0	5
	6	1	0
	9	1	5

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

		4	7
		8	1
		4	7
3	7	6	0
3	8	0	7

15

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

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