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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

		7	3
		5	1
		7	3
3	6	5	0
3	7	2	3

5

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

6

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

7

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

8

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

9

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

10

		3	1
		2	5
	1	5	5
	6	2	0
	7	7	5

11

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

12

		1	0
		9	3
		3	0
	9	0	0
	9	3	0

13

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

14

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

15

		3	1
		3	2
		6	2
	9	3	0
	9	9	2

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