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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

		7	1
		5	5
	3	5	5
3	5	5	0
3	9	0	5

7

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

8

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

9

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

10

		4	7
		1	5
	2	3	5
	4	7	0
	7	0	5

11

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

12

		2	4
		5	3
		7	2
1	2	0	0
1	2	7	2

13

		2	2
		2	0
			0
	4	4	0
	4	4	0

14

		2	3
		3	0
			0
	6	9	0
	6	9	0

15

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

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