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곱셈 2자리 X 2자리

1

		3	9
		7	2
		7	8
2	7	3	0
2	8	0	8

2

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

3

		9	7
		3	6
	5	8	2
2	9	1	0
3	4	9	2

4

		3	7
		4	5
	1	8	5
1	4	8	0
1	6	6	5

5

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

6

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

7

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

8

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

9

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

10

		3	7
		2	0
			0
	7	4	0
	7	4	0

11

		3	6
		1	1
		3	6
	3	6	0
	3	9	6

12

		9	4
		5	7
	6	5	8
4	7	0	0
5	3	5	8

13

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

14

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

15

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

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