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곱셈 2자리 X 2자리

1

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

2

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

3

		6	3
		4	6
	3	7	8
2	5	2	0
2	8	9	8

4

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

5

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

6

		9	3
		4	6
	5	5	8
3	7	2	0
4	2	7	8

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

		2	5
		2	9
	2	2	5
	5	0	0
	7	2	5

15

		4	4
		1	0
			0
	4	4	0
	4	4	0

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