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곱셈 2자리 X 2자리

1

		2	1
		4	5
	1	0	5
	8	4	0
	9	4	5

2

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

3

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

4

		7	9
		3	7
	5	5	3
2	3	7	0
2	9	2	3

5

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

6

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

7

		8	3
		3	4
	3	3	2
2	4	9	0
2	8	2	2

8

		3	8
		2	2
		7	6
	7	6	0
	8	3	6

9

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

10

		8	0
		5	0
			0
4	0	0	0
4	0	0	0

11

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

12

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

13

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

14

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

15

		8	6
		2	0
			0
1	7	2	0
1	7	2	0

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