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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		8	3
		3	3
	2	4	9
2	4	9	0
2	7	3	9

6

		6	0
		4	4
	2	4	0
2	4	0	0
2	6	4	0

7

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

8

		7	4
		6	6
	4	4	4
4	4	4	0
4	8	8	4

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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