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곱셈 2자리 X 2자리

1

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

2

		4	1
		4	8
	3	2	8
1	6	4	0
1	9	6	8

3

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

4

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

5

		2	5
		7	6
	1	5	0
1	7	5	0
1	9	0	0

6

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

7

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

8

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

9

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

10

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

11

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

12

		8	5
		8	1
		8	5
6	8	0	0
6	8	8	5

13

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

14

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

15

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

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