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곱셈 2자리 X 2자리

1

		1	9
		4	2
		3	8
	7	6	0
	7	9	8

2

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

3

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

4

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

5

		3	0
		6	2
		6	0
1	8	0	0
1	8	6	0

6

		2	7
		3	9
	2	4	3
	8	1	0
1	0	5	3

7

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

8

		1	8
		4	0
			0
	7	2	0
	7	2	0

9

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

10

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

11

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

12

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

13

		7	4
		1	4
	2	9	6
	7	4	0
1	0	3	6

14

		5	2
		7	4
	2	0	8
3	6	4	0
3	8	4	8

15

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

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