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곱셈 2자리 X 2자리

1

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

2

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

3

		3	7
		2	1
		3	7
	7	4	0
	7	7	7

4

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

5

		4	7
		2	0
			0
	9	4	0
	9	4	0

6

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

7

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

8

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

9

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

10

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

11

		1	1
		3	4
		4	4
	3	3	0
	3	7	4

12

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

13

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

14

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

15

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

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