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곱셈 2자리 X 2자리

1

		1	9
		4	1
		1	9
	7	6	0
	7	7	9

2

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

3

		1	6
		6	9
	1	4	4
	9	6	0
1	1	0	4

4

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

5

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

6

		9	6
		2	8
	7	6	8
1	9	2	0
2	6	8	8

7

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

8

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

9

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

10

		3	6
		2	0
			0
	7	2	0
	7	2	0

11

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

12

		8	5
		1	9
	7	6	5
	8	5	0
1	6	1	5

13

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

14

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

15

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

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