(1000-320)-(81:9)+(6×4)-(128+16-64:8)+(3×9)=
=680-9+24-(128+16-8)+27=
=672+24-(144-8)+27=
=696-136+27=
=560+27=587
(1000-320)-(81÷9)+(6×4)-(128+16-64÷8)+(3×9)=
=680-9+24-(144-8)+27=
=680-9+24-136+27=
=671+24-136+27=
=695-136+27=
=560+27=
=587
Raspunsul este 587
