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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		4	0
		2	2
		8	0
	8	0	0
	8	8	0

7

		5	5
		9	2
	1	1	0
4	9	5	0
5	0	6	0

8

		8	7
		5	0
			0
4	3	5	0
4	3	5	0

9

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

10

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

11

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

12

		1	7
		5	5
		8	5
	8	5	0
	9	3	5

13

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

14

		7	6
		2	1
		7	6
1	5	2	0
1	5	9	6

15

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

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