Răspuns :
4808-(50:5×31+6)+3×(200×3-34+47-499)=
4808-(310+6)+3×(600+47-499)=
4808-316+3×(647-499)=
4492+3×146=
4492+444=4936
4808-(50÷5×31+6)+3×(200×3-34+47-499)=
=4808-(10×31+6)+3×(600-34+47-499)
=4808-(310+6)+3×(566+47-499)
=4808-316+3×(613-499)
=4808-316+3×114
=4808-316+342
=4492+342
=4834
=4808-(10×31+6)+3×(600-34+47-499)
=4808-(310+6)+3×(566+47-499)
=4808-316+3×(613-499)
=4808-316+3×114
=4808-316+342
=4492+342
=4834