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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

		1	5
		2	6
		9	0
	3	0	0
	3	9	0

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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