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곱셈 2자리 X 2자리

1

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

2

		1	0
		5	9
		9	0
	5	0	0
	5	9	0

3

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

4

		3	1
		2	0
			0
	6	2	0
	6	2	0

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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