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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		1	4
		1	0
			0
	1	4	0
	1	4	0

13

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

14

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

15

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

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