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곱셈 2자리 X 2자리

1

		5	4
		1	1
		5	4
	5	4	0
	5	9	4

2

		3	2
		1	0
			0
	3	2	0
	3	2	0

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		2	9
		5	1
		2	9
1	4	5	0
1	4	7	9

13

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

14

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

15

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

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