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곱셈 2자리 X 2자리

1

		2	1
		1	1
		2	1
	2	1	0
	2	3	1

2

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

3

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

4

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

5

		1	5
		5	1
		1	5
	7	5	0
	7	6	5

6

		6	3
		9	2
	1	2	6
5	6	7	0
5	7	9	6

7

		4	3
		2	9
	3	8	7
	8	6	0
1	2	4	7

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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