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곱셈 2자리 X 2자리

1

		4	5
		8	4
	1	8	0
3	6	0	0
3	7	8	0

2

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

3

		4	5
		6	4
	1	8	0
2	7	0	0
2	8	8	0

4

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

5

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

6

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

7

		9	4
		1	5
	4	7	0
	9	4	0
1	4	1	0

8

		2	5
		2	3
		7	5
	5	0	0
	5	7	5

9

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

10

		3	2
		9	0
			0
2	8	8	0
2	8	8	0

11

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

12

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

13

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

14

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

15

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

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