efectuati urm. adunari si simplificati rezultatele!!!!!!!!
7/6+2/6 23/12+5/12
3/8+9/8 8/15+19/15
13/10+9/10 5/18+25/18


REPEDE, VA ROG!!!!


Răspuns :

Răspuns:

7/6+2/6=9/6 simplifică prin 3=> 3/2

3/8+9/8=12/8 simplificată prin 4=> 3/2

13/10+9/10=22/10 simplifica prin 2=>11/5

23/12+5/12=28/12 simplifica prin 4=>7/3

8/15+19/15=27/15 simplifica prin 3=> 9/5

5/18+25/18=30/18 simplifica prin 6=> 5/3