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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		7	5
		7	9
	6	7	5
5	2	5	0
5	9	2	5

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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