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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

		1	0
		3	8
		8	0
	3	0	0
	3	8	0

10

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

11

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

12

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

13

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

14

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

15

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

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