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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		5	5
		1	9
	4	9	5
	5	5	0
1	0	4	5

7

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

8

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

9

		6	5
		2	9
	5	8	5
1	3	0	0
1	8	8	5

10

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

11

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

12

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

13

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

14

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

15

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

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