\[= - 14,37 - 11,64 + 23,85 - 18,03 =\]
\[= 23,85 - (14,37 + 11,64 + 18,03) =\]
\[= 3,85 - 44,04 =\]
\[= - (44,04 - 23,85) = - 20,19\]