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곱셈 2자리 X 2자리

1

		2	3
		4	0
			0
	9	2	0
	9	2	0

2

		1	6
		2	4
		6	4
	3	2	0
	3	8	4

3

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

4

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

5

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

6

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

7

		6	0
		1	9
	5	4	0
	6	0	0
1	1	4	0

8

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

9

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

10

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

11

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

12

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

13

		1	3
		4	0
			0
	5	2	0
	5	2	0

14

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

15

		9	1
		2	2
	1	8	2
1	8	2	0
2	0	0	2

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