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곱셈 2자리 X 2자리

1

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

2

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

3

		2	9
		3	2
		5	8
	8	7	0
	9	2	8

4

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

5

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

6

		9	4
		5	1
		9	4
4	7	0	0
4	7	9	4

7

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

8

		1	1
		7	1
		1	1
	7	7	0
	7	8	1

9

		8	6
		9	4
	3	4	4
7	7	4	0
8	0	8	4

10

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

11

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

12

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

13

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

14

		6	3
		1	0
			0
	6	3	0
	6	3	0

15

		3	3
		1	5
	1	6	5
	3	3	0
	4	9	5

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