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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		2	0
		4	2
		4	0
	8	0	0
	8	4	0

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

		5	9
		1	3
	1	7	7
	5	9	0
	7	6	7

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