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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		7	5
		1	0
			0
	7	5	0
	7	5	0

14

		6	1
		4	1
		6	1
2	4	4	0
2	5	0	1

15

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

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