243*15:27+26664:24):(900:36-23)

Răspuns :

=(3645: 27+1111):(25-23)
=(135+1111): 2
=1246: 2
=623
(243×15:27+26664:24):(900:36-23)= 623
=(3 645 : 27 + 1 111) : (25 - 23)=
=(135 + 1 111) : 2=
=1246 : 2=
=623