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곱셈 2자리 X 2자리

1

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

2

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

3

		7	2
		8	2
	1	4	4
5	7	6	0
5	9	0	4

4

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

5

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

6

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

7

		6	5
		3	0
			0
1	9	5	0
1	9	5	0

8

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

9

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

10

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

11

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

12

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

13

		5	9
		7	4
	2	3	6
4	1	3	0
4	3	6	6

14

		2	0
		2	0
			0
	4	0	0
	4	0	0

15

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

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