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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		4	8
		5	0
			0
2	4	0	0
2	4	0	0

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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