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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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