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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

		3	3
		3	5
	1	6	5
	9	9	0
1	1	5	5

8

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

9

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

10

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

11

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

12

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

13

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

14

		3	8
		1	0
			0
	3	8	0
	3	8	0

15

		6	4
		4	5
	3	2	0
2	5	6	0
2	8	8	0

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