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곱셈 2자리 X 2자리

1

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

2

		8	6
		2	0
			0
1	7	2	0
1	7	2	0

3

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

4

		1	5
		6	0
			0
	9	0	0
	9	0	0

5

		1	5
		4	6
		9	0
	6	0	0
	6	9	0

6

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

7

		7	8
		9	1
		7	8
7	0	2	0
7	0	9	8

8

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

9

		2	1
		1	1
		2	1
	2	1	0
	2	3	1

10

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

11

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

12

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

13

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

14

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

15

		5	5
		8	9
	4	9	5
4	4	0	0
4	8	9	5

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