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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

		3	0
		9	2
		6	0
2	7	0	0
2	7	6	0

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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