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곱셈 2자리 X 2자리

1

		6	9
		3	7
	4	8	3
2	0	7	0
2	5	5	3

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

		1	3
		6	0
			0
	7	8	0
	7	8	0

15

		3	6
		2	2
		7	2
	7	2	0
	7	9	2

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