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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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