👤

244+211-[900(3×14+7)×9]÷3+15×17=

Răspuns :

244+211-[900 -(42+7)x9]:3+255=
244+211-[900- 49x9]:3+255=
  244+211-(900- 441):3+255=
244+211- 459:3+255=        
244+211-153+255
 455-153+255=557