Specifically interested in the financial analysis formula break down. I will have to enter more than the answer into excel, so understanding how the answer was obtained is vital. Thanks!

\begin{tabular}{|c|c|c|c|c|} \hline \multicolumn{4}{|c|}{ Investment Performance } \\ \hline Numerator & & \multicolumn{2}{|c|}{ Denominator } & = \\ \hline Interest and Dividend Income +/ Gains and & & Average Fair Value of & \\ \hline Losses & & Investments & & \\ \hline & & & & \\ \hline \end{tabular}