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b)137+{305-[102-(73+36:9)]x10}

Răspuns :

•36:9=4
•73+4=77
•77×10=770
•137+305-102-77×10=-430
137+{305-[102-(73+36:9)]×10}=
=137+{305-[102-(73+4)]×10}=
=137+[305-(102-77)×10]=
=137+(305-25×10)=
=137+(305-250)=
=137+55=
=192

Sper ca te-am ajutat !!! Coroana ?