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곱셈 2자리 X 2자리

1

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

2

		7	8
		5	0
			0
3	9	0	0
3	9	0	0

3

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

4

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

5

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

6

		7	2
		4	3
	2	1	6
2	8	8	0
3	0	9	6

7

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

8

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

9

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

10

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

11

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

12

		7	5
		4	1
		7	5
3	0	0	0
3	0	7	5

13

		2	3
		9	9
	2	0	7
2	0	7	0
2	2	7	7

14

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

15

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

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