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곱셈 2자리 X 2자리

1

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

2

		7	8
		1	0
			0
	7	8	0
	7	8	0

3

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

4

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

5

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

6

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

7

		9	4
		5	0
			0
4	7	0	0
4	7	0	0

8

		5	6
		9	4
	2	2	4
5	0	4	0
5	2	6	4

9

		3	3
		2	0
			0
	6	6	0
	6	6	0

10

		1	3
		5	1
		1	3
	6	5	0
	6	6	3

11

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

12

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

13

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

14

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

15

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

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