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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

		5	0
		3	0
			0
1	5	0	0
1	5	0	0

8

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

9

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

10

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

11

		4	0
		2	2
		8	0
	8	0	0
	8	8	0

12

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

13

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

14

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

15

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

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