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곱셈 2자리 X 2자리

1

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

2

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

3

		9	2
		6	3
	2	7	6
5	5	2	0
5	7	9	6

4

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

5

		3	6
		2	7
	2	5	2
	7	2	0
	9	7	2

6

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

7

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

8

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

9

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

10

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

11

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

12

		9	6
		7	0
			0
6	7	2	0
6	7	2	0

13

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

14

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

15

		5	0
		1	4
	2	0	0
	5	0	0
	7	0	0

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