Răspuns:
a)-1-(-3-34÷17)÷5=
-1-(-3-2)÷5=
-1-(-5)÷5=
-1+5÷5=
-1+1=
0
b)-1(4+12-10÷2)-(-3)=
-1(4+12-5)+3=
-1×11+3=
-11+3=
-8
c)-{-48÷[-36÷(-3)]}-3=
-(-48÷12)-2=
-(-4)-3=
4-3=
1
d)-{8[(-572)-(-572)]+6}-(-4)=
-(8×0+6)+4=
-(0+6)+4=
-6+4=
-2
e){46-[13+(18-12)÷(8-5)]×3}×5=
[46-(13+6÷3)×3]×5=
[46-(13+2)×3]×5=
(46-15×3)×5=
(46-45)×5=
1×5=
5