• Provide formulas and calculations used to find current year operating income, operating %, return on investment (ROI), and residual income.

For example:

Determine the operating income (loss) (dollars) for each year.

Sales Revenue - Cost of Goods Sold = Gross Profit

$33,750 - $21, 938 = $11, 812 Gross Profit - Operating Expenses = Operating Income

$11,812 - $10, 125 = $1,687