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곱셈 2자리 X 2자리

1

		9	0
		2	8
	7	2	0
1	8	0	0
2	5	2	0

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		1	0
		1	2
		2	0
	1	0	0
	1	2	0

13

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

14

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

15

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

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