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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		9	7
		1	1
		9	7
	9	7	0
1	0	6	7

7

		2	1
		8	2
		4	2
1	6	8	0
1	7	2	2

8

		9	9
		1	0
			0
	9	9	0
	9	9	0

9

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

10

		4	9
		4	1
		4	9
1	9	6	0
2	0	0	9

11

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

12

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

13

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

14

		5	3
		2	3
	1	5	9
1	0	6	0
1	2	1	9

15

		1	1
		7	2
		2	2
	7	7	0
	7	9	2

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