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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		9	5
		7	8
	7	6	0
6	6	5	0
7	4	1	0

6

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

7

		4	7
		4	0
			0
1	8	8	0
1	8	8	0

8

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

9

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

10

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

11

		4	1
		8	0
			0
3	2	8	0
3	2	8	0

12

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

13

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

14

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

15

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

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