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곱셈 2자리 X 2자리

1

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

2

		1	1
		3	0
			0
	3	3	0
	3	3	0

3

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

4

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

5

		3	9
		5	1
		3	9
1	9	5	0
1	9	8	9

6

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

7

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

8

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

9

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

10

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

11

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

12

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

13

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

14

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

15

		3	9
		2	0
			0
	7	8	0
	7	8	0

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