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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

		6	8
		1	1
		6	8
	6	8	0
	7	4	8

11

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

12

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

13

		3	1
		6	0
			0
1	8	6	0
1	8	6	0

14

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

15

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

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