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곱셈 2자리 X 2자리

1

		2	3
		1	3
		6	9
	2	3	0
	2	9	9

2

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

3

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

4

		1	1
		1	7
		7	7
	1	1	0
	1	8	7

5

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

6

		5	7
		1	5
	2	8	5
	5	7	0
	8	5	5

7

		2	4
		2	0
			0
	4	8	0
	4	8	0

8

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

9

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

10

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

11

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

12

		2	5
		2	3
		7	5
	5	0	0
	5	7	5

13

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

14

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

15

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

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