Răspuns:
a) (85+516+2):3x4-762=
603:3x4-762=201x4-762=804-762=42
b)48x9-(456-388+206)=
432-(68+206)= 432-274=158
c) ( 181+19):5+(217+384+4):5=
200:5+605:5=40+121=161
d) 4+516-(207-12-75)=
520-120=400
e) 1+(141+127x2):5-64=
1+(141+254):5-64=
1+395:5-64=1+79-64=80-64=16
f) 17+(592-284):4-64=
17+308:4-64=17+77-64=94-64=30
Explicație pas cu pas:
