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Les fraccions 1

Catalan 22 Public

Sumes i restes de fraccions amb el mateix denominador.

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2/10 + 5/10

7/10

15

6/6 - 4/6

2/6

15

7/14 + 5/14

12/14

15

8/9 - 7/9

1/9

15

4/11 + 5/11

9/11

15

12/12 - 10/12

2/12

15

3/6 + 3/6

6/6 = 1

15

10/20 - 5/20

5/20

15

1/2 + 1/2

2/2 = 1

15

3/4 - 2/4

1/4

15

15/18 - 12/18

3/18

15

1/3 + 1/3

2/3

15

6/15 + 7/15

13/15

15

13/14 - 7/14

6/14

15

2/16 + 4/16 + 7/16

13/16

15

20/20 - 6/20 - 5/20

9/20

15

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