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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

		9	9
		4	6
	5	9	4
3	9	6	0
4	5	5	4

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		1	0
		2	1
		1	0
	2	0	0
	2	1	0

13

		9	8
		5	8
	7	8	4
4	9	0	0
5	6	8	4

14

		4	1
		6	7
	2	8	7
2	4	6	0
2	7	4	7

15

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

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