This app is the pro version of Business Calculator. Completely without advertisement! The Business Calculator is an excellent app for calculating values such as Margin Percentage, Markup Percentage, Sales Markup, Cost Price, Selling Price, etc. It is a handy tool for students, sales, and business people. Gross Profit Calculator: You are able to calculate the gross profit (absolute value and percentage) and markup (absolute value and percentage). Just enter the cost price and selling price of t