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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

		5	2
		4	9
	4	6	8
2	0	8	0
2	5	4	8

11

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

12

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

13

		4	8
		5	4
	1	9	2
2	4	0	0
2	5	9	2

14

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

15

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

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