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곱셈 2자리 X 2자리

1

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

2

		2	9
		6	0
			0
1	7	4	0
1	7	4	0

3

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

4

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

5

		4	0
		5	6
	2	4	0
2	0	0	0
2	2	4	0

6

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

7

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

8

		9	5
		5	2
	1	9	0
4	7	5	0
4	9	4	0

9

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

10

		2	6
		1	1
		2	6
	2	6	0
	2	8	6

11

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

12

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

13

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

14

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

15

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

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