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곱셈 2자리 X 2자리

1

		5	7
		8	5
	2	8	5
4	5	6	0
4	8	4	5

2

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

3

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

4

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

5

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

6

		4	3
		2	0
			0
	8	6	0
	8	6	0

7

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

8

		1	2
		6	2
		2	4
	7	2	0
	7	4	4

9

		2	4
		4	0
			0
	9	6	0
	9	6	0

10

		7	2
		2	0
			0
1	4	4	0
1	4	4	0

11

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

12

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

13

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

14

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

15

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

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