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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

		9	1
		6	6
	5	4	6
5	4	6	0
6	0	0	6

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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