calculer A=5/6+2/3 B=3/4+-3/16 C=8/35+-4/5 svp merci​

Répondre :

A= 5+3/6
= 8/6
= 4/3

B= 12-3/16
= 9/16

C= 8-28/35
= -20/35
= -4/7