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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		9	3
		9	0
			0
8	3	7	0
8	3	7	0

6

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

7

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

8

		5	9
		5	5
	2	9	5
2	9	5	0
3	2	4	5

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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