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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

		3	2
		6	3
		9	6
1	9	2	0
2	0	1	6

8

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

9

		5	3
		9	6
	3	1	8
4	7	7	0
5	0	8	8

10

		1	5
		4	5
		7	5
	6	0	0
	6	7	5

11

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

12

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

13

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

14

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

15

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

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