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곱셈 2자리 X 2자리

1

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

2

		7	1
		1	1
		7	1
	7	1	0
	7	8	1

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		2	7
		7	4
	1	0	8
1	8	9	0
1	9	9	8

14

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

15

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

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