Question

va rog repede va rog dau coroana​

Answer 1

a). 1/8+4/8= 5/8
b). 1/6+1/2=1/6+1/2×3=1/6+3/6= 4/6
c). 4/9+1/2=4/9×2+1/2×9=8/18+9/18= 17/18
d). 4/3×5/2+6/1=(4/3×2)×(5/2×3)+6/1×6=8/6×15/6+ 36/6=8/6×15/1+6/6=120/6+6/6=20/1+1/1=20+1= 21
e).15/7×6/5-1/7=3/7×6/1-1/7=18/7-1/7= 17/7
f). 5/6:(1/3+1/6)=5/6:(1/3×2+1/6)=5/6:(2/6+1/6)=5/6:3/6= 5/3

Sper ca te am ajutat ! am scris totul fara sa mai arat ca am facut simplifica si nu am mai aratat regula la impartire . Ai acelasi manual ca al meu !