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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		9	8
		5	0
			0
4	9	0	0
4	9	0	0

7

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

8

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

9

		2	2
		1	0
			0
	2	2	0
	2	2	0

10

		1	0
		1	4
		4	0
	1	0	0
	1	4	0

11

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

12

		1	1
		1	4
		4	4
	1	1	0
	1	5	4

13

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

14

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

15

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

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