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곱셈 2자리 X 2자리

1

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

2

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

3

		7	9
		1	1
		7	9
	7	9	0
	8	6	9

4

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

5

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

6

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

7

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

8

		4	3
		6	3
	1	2	9
2	5	8	0
2	7	0	9

9

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

10

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

11

		5	9
		3	0
			0
1	7	7	0
1	7	7	0

12

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

13

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

14

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

15

		3	5
		2	2
		7	0
	7	0	0
	7	7	0

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