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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

		9	5
		1	6
	5	7	0
	9	5	0
1	5	2	0

10

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

11

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

12

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

13

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

14

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

15

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

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