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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		8	4
		4	4
	3	3	6
3	3	6	0
3	6	9	6

6

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

7

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

8

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

9

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

10

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

11

		8	5
		1	0
			0
	8	5	0
	8	5	0

12

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

13

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

14

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

15

		1	2
		2	0
			0
	2	4	0
	2	4	0

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