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곱셈 2자리 X 2자리

1

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

2

		4	5
		1	4
	1	8	0
	4	5	0
	6	3	0

3

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

4

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

5

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

6

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

7

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

8

		6	4
		5	5
	3	2	0
3	2	0	0
3	5	2	0

9

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

10

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

11

		2	2
		4	5
	1	1	0
	8	8	0
	9	9	0

12

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

13

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

14

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

15

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

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