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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

		1	6
		2	0
			0
	3	2	0
	3	2	0

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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