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곱셈 2자리 X 2자리

1

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

2

		7	4
		5	5
	3	7	0
3	7	0	0
4	0	7	0

3

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

4

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

5

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

6

		7	7
		4	7
	5	3	9
3	0	8	0
3	6	1	9

7

		6	2
		2	8
	4	9	6
1	2	4	0
1	7	3	6

8

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

9

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

10

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

11

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

12

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

13

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

14

		7	5
		7	6
	4	5	0
5	2	5	0
5	7	0	0

15

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

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