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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		3	7
		3	3
	1	1	1
1	1	1	0
1	2	2	1

7

		6	0
		1	1
		6	0
	6	0	0
	6	6	0

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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