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곱셈 2자리 X 2자리

1

		5	9
		7	3
	1	7	7
4	1	3	0
4	3	0	7

2

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

3

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

4

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

5

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

6

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

7

		1	1
		3	4
		4	4
	3	3	0
	3	7	4

8

		1	0
		9	1
		1	0
	9	0	0
	9	1	0

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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