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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		5	5
		3	0
			0
1	6	5	0
1	6	5	0

7

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

8

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

9

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

10

		4	0
		1	1
		4	0
	4	0	0
	4	4	0

11

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

12

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

13

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

14

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

15

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

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