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곱셈 2자리 X 2자리

1

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

2

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

3

		2	5
		2	8
	2	0	0
	5	0	0
	7	0	0

4

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

5

		3	6
		1	0
			0
	3	6	0
	3	6	0

6

		6	4
		7	5
	3	2	0
4	4	8	0
4	8	0	0

7

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

8

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

9

		4	4
		1	1
		4	4
	4	4	0
	4	8	4

10

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

11

		3	3
		3	3
		9	9
	9	9	0
1	0	8	9

12

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

13

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

14

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

15

		5	0
		4	4
	2	0	0
2	0	0	0
2	2	0	0

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