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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		5	7
		9	1
		5	7
5	1	3	0
5	1	8	7

6

		6	0
		4	4
	2	4	0
2	4	0	0
2	6	4	0

7

		4	6
		2	0
			0
	9	2	0
	9	2	0

8

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

9

		4	0
		9	1
		4	0
3	6	0	0
3	6	4	0

10

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

11

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

12

		6	1
		2	1
		6	1
1	2	2	0
1	2	8	1

13

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

14

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

15

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

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