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곱셈 2자리 X 2자리

1

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

2

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

3

		8	5
		2	1
		8	5
1	7	0	0
1	7	8	5

4

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

5

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

6

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

7

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

8

		3	6
		3	1
		3	6
1	0	8	0
1	1	1	6

9

		7	5
		8	0
			0
6	0	0	0
6	0	0	0

10

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

11

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

12

		6	2
		9	7
	4	3	4
5	5	8	0
6	0	1	4

13

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

14

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

15

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

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