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곱셈 2자리 X 2자리

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

		1	4
		6	0
			0
	8	4	0
	8	4	0

9

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

10

		2	8
		2	1
		2	8
	5	6	0
	5	8	8

11

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

12

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

13

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

14

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

15

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

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