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곱셈 2자리 X 2자리

1

		7	9
		2	9
	7	1	1
1	5	8	0
2	2	9	1

2

		7	1
		8	3
	2	1	3
5	6	8	0
5	8	9	3

3

		6	2
		3	5
	3	1	0
1	8	6	0
2	1	7	0

4

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

5

		6	5
		7	0
			0
4	5	5	0
4	5	5	0

6

		2	9
		6	4
	1	1	6
1	7	4	0
1	8	5	6

7

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

8

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

9

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

10

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

11

		2	5
		2	0
			0
	5	0	0
	5	0	0

12

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

13

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

14

		1	7
		4	3
		5	1
	6	8	0
	7	3	1

15

		1	9
		5	4
		7	6
	9	5	0
1	0	2	6

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