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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

		3	2
		1	3
		9	6
	3	2	0
	4	1	6

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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