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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

		5	8
		7	5
	2	9	0
4	0	6	0
4	3	5	0

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

		8	3
		1	0
			0
	8	3	0
	8	3	0

15

		9	4
		9	0
			0
8	4	6	0
8	4	6	0

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