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곱셈 2자리 X 2자리

1

		1	1
		9	9
		9	9
	9	9	0
1	0	8	9

2

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

3

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

4

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

5

		7	0
		1	9
	6	3	0
	7	0	0
1	3	3	0

6

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

7

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

8

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

9

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

10

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

11

		5	7
		5	1
		5	7
2	8	5	0
2	9	0	7

12

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

13

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

14

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

15

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

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