When an absolute number doesn't adequately describe a scenario, proportions help fill the gap by describing the number with respect to a total. As an example, knowing that 30 orders were for a ...

Formulas help business owners create useful spreadsheets that perform complex calculations automatically. Markup percentages, which show the difference between cost and selling price, are ideal ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...