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곱셈 2자리 X 2자리

1

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

2

		6	4
		4	8
	5	1	2
2	5	6	0
3	0	7	2

3

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

4

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

5

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

6

		1	2
		6	0
			0
	7	2	0
	7	2	0

7

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

8

		1	1
		3	5
		5	5
	3	3	0
	3	8	5

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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