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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

		9	8
		1	8
	7	8	4
	9	8	0
1	7	6	4

14

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

15

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

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