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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		2	9
		3	5
	1	4	5
	8	7	0
1	0	1	5

6

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

7

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

8

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

9

		2	0
		3	2
		4	0
	6	0	0
	6	4	0

10

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

11

		6	1
		1	3
	1	8	3
	6	1	0
	7	9	3

12

		5	0
		3	0
			0
1	5	0	0
1	5	0	0

13

		7	4
		6	6
	4	4	4
4	4	4	0
4	8	8	4

14

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

15

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

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