45×2+(15×4-63÷3×2)-9×6=

Răspuns :

90+(60-21×2)-54
90+(60-42)-54
90+18-54
108-54
54
45×2+(60-63 ÷6 )-9×6=
45×2+(60-10.5 )-9×6 =
45 ×2+49.5 -9×6=
90+49.5-54=
135.5-54 =
81.5

SPER CA TE -AM AJUTATA