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곱셈 2자리 X 2자리

1

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

2

		5	5
		6	9
	4	9	5
3	3	0	0
3	7	9	5

3

		1	0
		5	2
		2	0
	5	0	0
	5	2	0

4

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

5

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

6

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

7

		3	4
		4	5
	1	7	0
1	3	6	0
1	5	3	0

8

		4	6
		1	0
			0
	4	6	0
	4	6	0

9

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

10

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

11

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

12

		8	5
		7	0
			0
5	9	5	0
5	9	5	0

13

		2	0
		3	4
		8	0
	6	0	0
	6	8	0

14

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

15

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

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