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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

		2	2
		4	2
		4	4
	8	8	0
	9	2	4

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

		5	3
		1	4
	2	1	2
	5	3	0
	7	4	2

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