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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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