Răspuns :
40+3*{36:9-[3*(400:8-98:2)]} =
= 40 + 3(4-(3(50-49))) =
= 40 + 3(4-(3*1)) =
= 40 + 3(4-3)=
= 40 + 3*1 =
= 40 + 3 = 43
= 40 + 3(4-(3(50-49))) =
= 40 + 3(4-(3*1)) =
= 40 + 3(4-3)=
= 40 + 3*1 =
= 40 + 3 = 43