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곱셈 2자리 X 2자리

1

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

2

		7	3
		1	0
			0
	7	3	0
	7	3	0

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

		8	2
		7	0
			0
5	7	4	0
5	7	4	0

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