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곱셈 2자리 X 2자리

1

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

2

		8	4
		2	9
	7	5	6
1	6	8	0
2	4	3	6

3

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

4

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

5

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

6

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

7

		1	3
		9	3
		3	9
1	1	7	0
1	2	0	9

8

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

9

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

10

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

11

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

12

		5	5
		2	0
			0
1	1	0	0
1	1	0	0

13

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

14

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

15

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

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