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곱셈 2자리 X 2자리

1

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

2

		9	2
		7	5
	4	6	0
6	4	4	0
6	9	0	0

3

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

4

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

5

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

6

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

7

		9	1
		1	0
			0
	9	1	0
	9	1	0

8

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

9

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

10

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

11

		6	5
		4	6
	3	9	0
2	6	0	0
2	9	9	0

12

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

13

		4	5
		2	0
			0
	9	0	0
	9	0	0

14

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

15

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

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