Question

quanto é 80-5*(28-6*4)+6-3*4

Answer 1

80-5+(28-6+4)+6-3+4=
80-5+(28-2)+6-3+4=
80-5+26+6-3+4=
80+26+6+4-8=
106+6+4-8=
115-8=
107

Answer 2

80-5 (28-24)+6-12
80-140+120+6-12
54