Efectuati:
plssssss va rog

Răspuns:
a) 5/1 + 3/4 = 8/5
b) 3/5 + 5/4 = 8/9
c) 7/10 + 4/15 = 11/25
d) 10/9 + 1/12 = 11/21
e) 3/20 + 11/8 = 14/28
f) 5/12 + 11/16 = 16/28
Sper ca te-am ajutat! Coroana?