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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

		2	2
		4	2
		4	4
	8	8	0
	9	2	4

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

		1	3
		3	0
			0
	3	9	0
	3	9	0

13

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

14

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

15

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

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