Răspuns:
= 198 - [29*(28-25) - (55-24)]:[(43+47):2-41]=
= 198 - [(29*3)- 31] : [90:2-41] =
= 198 - (87-31) : (45-41) =
= 198 - 56 : 4 =
= 198 - 14 =
= 184
= [257 + 31] : [(64 : 2) - 15 * (35 - 33)] =
= 288 : [32 - (15* 2)] =
= 288 : ( 32 - 30)=
= 288 : 2 =
= 144
