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곱셈 2자리 X 2자리

1

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

2

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

3

		1	9
		4	4
		7	6
	7	6	0
	8	3	6

4

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

5

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

6

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

7

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

8

		5	8
		9	5
	2	9	0
5	2	2	0
5	5	1	0

9

		2	2
		3	0
			0
	6	6	0
	6	6	0

10

		8	3
		4	7
	5	8	1
3	3	2	0
3	9	0	1

11

		3	4
		2	3
	1	0	2
	6	8	0
	7	8	2

12

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

13

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

14

		5	4
		9	3
	1	6	2
4	8	6	0
5	0	2	2

15

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

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