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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		3	9
		8	2
		7	8
3	1	2	0
3	1	9	8

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		5	3
		6	2
	1	0	6
3	1	8	0
3	2	8	6

14

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

15

		4	4
		5	1
		4	4
2	2	0	0
2	2	4	4

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