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곱셈 2자리 X 2자리

1

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

2

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

3

		1	2
		1	2
		2	4
	1	2	0
	1	4	4

4

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

5

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

6

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

7

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

8

		5	3
		7	3
	1	5	9
3	7	1	0
3	8	6	9

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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