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곱셈 2자리 X 2자리

1

		2	9
		2	2
		5	8
	5	8	0
	6	3	8

2

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

3

		2	5
		2	0
			0
	5	0	0
	5	0	0

4

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

5

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

6

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

7

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

8

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

9

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

10

		1	0
		8	1
		1	0
	8	0	0
	8	1	0

11

		1	2
		6	0
			0
	7	2	0
	7	2	0

12

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

13

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

14

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

15

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

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