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곱셈 2자리 X 2자리

1

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

2

		4	5
		1	3
	1	3	5
	4	5	0
	5	8	5

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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