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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

		8	7
		4	7
	6	0	9
3	4	8	0
4	0	8	9

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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