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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

		1	9
		8	2
		3	8
1	5	2	0
1	5	5	8

6

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

7

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

8

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

9

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

10

		6	0
		4	4
	2	4	0
2	4	0	0
2	6	4	0

11

		7	3
		8	0
			0
5	8	4	0
5	8	4	0

12

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

13

		1	0
		1	3
		3	0
	1	0	0
	1	3	0

14

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

15

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

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