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곱셈 2자리 X 2자리

1

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

2

		4	1
		9	5
	2	0	5
3	6	9	0
3	8	9	5

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

		2	1
		7	4
		8	4
1	4	7	0
1	5	5	4

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