Percentage Changes
Selected Information from the Financial Statements of Perfectly

Percentage changes
Selected information from the financial statements of Perfectly Baked Cake Co. appears below:
(a) Compute the percentage change in each of the above items from 2010 to 2011. Use a + or - to indicate increase or decrease.
(b) Compute net income as a percentage of net sales in each year. (Round to the nearest one-tenth of 1%)
$\begin{array}{|l|r|r|}\hline \text { Net sales } & 2011 &{2010} \\\hline \text { Total expenses } & \$ 1,692,000 & \$ 1,600,000 \\\hline \text { Net income } & \underline{1.470,000} & \underline{1,520,000} \\\hline\end{array}$ $$\begin{array} { | l | r | } \hline \text { Net sales } & \%\_\_\_ \\\hline \text { Total expenses } & \%\_\_\_ \\\hline \text { Net income } & \% \_\_\_\\\hline\end{array}$$ $$\begin{array} { | l | l|} \hline 2010&\_\_\_\_\% \\\hline 2011&\_\_\_\_\% \\\hline\end{array}$$