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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		7	8
		6	1
		7	8
4	6	8	0
4	7	5	8

6

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

7

		1	2
		9	4
		4	8
1	0	8	0
1	1	2	8

8

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

9

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

10

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

11

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

12

		9	5
		8	7
	6	6	5
7	6	0	0
8	2	6	5

13

		6	1
		1	1
		6	1
	6	1	0
	6	7	1

14

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

15

		4	0
		4	4
	1	6	0
1	6	0	0
1	7	6	0

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