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am nevoie de ajutor la aces ex​

Am Nevoie De Ajutor La Aces Ex class=

Răspuns :

Răspuns:

a) 2/8+3/8=5/8

6/8+3/8=9/8

1/8+3/8=4/8

10/8+3/8=13/8

4/8+3/8=7/8

b) 5/7-1/7=4/7

6/7-1/7=5/7

2/7-1/7=1/7

9/7-1/7=8/7

3/7-1/7=2/7

Sper ca te-am ajutat!