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곱셈 2자리 X 2자리

1

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

2

		6	4
		1	0
			0
	6	4	0
	6	4	0

3

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

4

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

5

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

6

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

7

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

8

		1	6
		4	7
	1	1	2
	6	4	0
	7	5	2

9

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

10

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

11

		1	7
		9	1
		1	7
1	5	3	0
1	5	4	7

12

		9	2
		9	1
		9	2
8	2	8	0
8	3	7	2

13

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

14

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

15

		8	6
		1	0
			0
	8	6	0
	8	6	0

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