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곱셈 2자리 X 2자리

1

		1	7
		9	2
		3	4
1	5	3	0
1	5	6	4

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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