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곱셈 2자리 X 2자리

1

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

2

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

3

		1	9
		1	1
		1	9
	1	9	0
	2	0	9

4

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

5

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

6

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

7

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

8

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

9

		7	0
		3	1
		7	0
2	1	0	0
2	1	7	0

10

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

11

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

12

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

13

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

14

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

15

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

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