Margem de lucro

This application is based on the profit margin calculation published on portalmei.org
(http://www.portalmei.org/como-calcular-preco-de-venda-lucro) in order to bring more convenience and ease to people who want to calculate profit margin of their products or even services with hand and has the functions of setting fees and the profit margin.
Now knowing the selling price of your products will be even easier.