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곱셈 2자리 X 2자리

1

		5	7
		7	4
	2	2	8
3	9	9	0
4	2	1	8

2

		8	2
		4	0
			0
3	2	8	0
3	2	8	0

3

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

4

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

5

		6	2
		4	5
	3	1	0
2	4	8	0
2	7	9	0

6

		6	4
		9	5
	3	2	0
5	7	6	0
6	0	8	0

7

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

8

		5	5
		3	7
	3	8	5
1	6	5	0
2	0	3	5

9

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

10

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

11

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

12

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

13

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

14

		1	0
		5	5
		5	0
	5	0	0
	5	5	0

15

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

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