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곱셈 2자리 X 2자리

1

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

2

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

3

		8	3
		8	6
	4	9	8
6	6	4	0
7	1	3	8

4

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

5

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

6

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

7

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

8

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

9

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

10

		5	8
		1	6
	3	4	8
	5	8	0
	9	2	8

11

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

12

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

13

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

14

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

15

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

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