Mastering Calculations $-$ Table Calculations

In the following table visual, each row calculates the sales for each category. In addition, it shows $\%$ of total in the next column.

This was created using a quick table calculation.

$\backslash$table$[[$Category$,$Sales,$\backslash$table$[[\%$ of$],[$Total$]]],[$Furniture$,1,189,364,31\mathrm{.}664\%$