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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

		4	7
		1	1
		4	7
	4	7	0
	5	1	7

11

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

12

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

13

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

14

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

15

		4	9
		5	4
	1	9	6
2	4	5	0
2	6	4	6

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