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곱셈 2자리 X 2자리

1

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

2

		1	1
		2	0
			0
	2	2	0
	2	2	0

3

		2	8
		9	2
		5	6
2	5	2	0
2	5	7	6

4

		8	5
		5	7
	5	9	5
4	2	5	0
4	8	4	5

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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