👤

288+819:9+4[20+6x(245:5-246:6)]

Răspuns :

288+91+4(20+6x(49-41)=
288+91+4(20+6x8)=
288+91+4 x68=
288+91+272=651
288+819:9+4[20+6x(245:5-246:6)]=
=288+ 91 +4[20+ 6× (49-41)=
=288+91+ 4(20 +6×8)=
= 379+ 4×68=
=379+ 272=
=651