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곱셈 2자리 X 2자리

1

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

2

		1	9
		2	1
		1	9
	3	8	0
	3	9	9

3

		2	0
		5	0
			0
1	0	0	0
1	0	0	0

4

		1	3
		7	6
		7	8
	9	1	0
	9	8	8

5

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

6

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

7

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

8

		6	6
		1	0
			0
	6	6	0
	6	6	0

9

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

10

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

11

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

12

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

13

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

14

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

15

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

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