What is the excess of 90 over 53.865?

Converting the given decimals into like decimals, we have to subtract 53.865 from 90.000.

Subtracting columnwise, we get:

$\begin{array}{r} 90.000 \ -53.865 \ \hline 36.135 \ \hline \end{array}$

Hence, the answer is 36.135