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곱셈 2자리 X 2자리

1

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

2

		2	5
		3	3
		7	5
	7	5	0
	8	2	5

3

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

4

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

5

		1	1
		1	3
		3	3
	1	1	0
	1	4	3

6

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

7

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

8

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

9

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

10

		5	2
		8	7
	3	6	4
4	1	6	0
4	5	2	4

11

		9	6
		1	1
		9	6
	9	6	0
1	0	5	6

12

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

13

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

14

		6	3
		4	3
	1	8	9
2	5	2	0
2	7	0	9

15

		5	6
		3	0
			0
1	6	8	0
1	6	8	0

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