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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

		6	4
		9	0
			0
5	7	6	0
5	7	6	0

15

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

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