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곱셈 2자리 X 2자리

1

		8	4
		3	9
	7	5	6
2	5	2	0
3	2	7	6

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

		5	8
		4	5
	2	9	0
2	3	2	0
2	6	1	0

10

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

11

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

12

		6	2
		6	9
	5	5	8
3	7	2	0
4	2	7	8

13

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

14

		1	0
		2	9
		9	0
	2	0	0
	2	9	0

15

		4	7
		9	6
	2	8	2
4	2	3	0
4	5	1	2

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