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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

		5	2
		9	4
	2	0	8
4	6	8	0
4	8	8	8

10

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

11

		5	0
		4	4
	2	0	0
2	0	0	0
2	2	0	0

12

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

13

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

14

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

15

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

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