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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

		4	5
		9	3
	1	3	5
4	0	5	0
4	1	8	5

5

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

6

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

7

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

8

		7	5
		6	1
		7	5
4	5	0	0
4	5	7	5

9

		9	5
		6	5
	4	7	5
5	7	0	0
6	1	7	5

10

		1	8
		8	1
		1	8
1	4	4	0
1	4	5	8

11

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

12

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

13

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

14

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

15

		2	4
		3	3
		7	2
	7	2	0
	7	9	2

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