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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		1	5
		1	3
		4	5
	1	5	0
	1	9	5

6

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

7

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

8

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

9

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

10

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

11

		2	5
		1	9
	2	2	5
	2	5	0
	4	7	5

12

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

13

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

14

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

15

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

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