var precoVenda = '1.000,00';
var precoCusto = '100,00';
var precoVenda = parseFloat(precoVenda.replace('.', ''));
var precoCusto = parseFloat(precoCusto.replace('.', ''));
var margemLucro = ((precoVenda - precoCusto)/precoCusto)*100;
var margemLucro = margemLucro;
print(margemLucro);
dmFyIHByZWNvVmVuZGEgPSAnMS4wMDAsMDAnOwp2YXIgcHJlY29DdXN0byA9ICcxMDAsMDAnOwp2YXIgcHJlY29WZW5kYSA9IHBhcnNlRmxvYXQocHJlY29WZW5kYS5yZXBsYWNlKCcuJywgJycpKTsKdmFyIHByZWNvQ3VzdG8gPSBwYXJzZUZsb2F0KHByZWNvQ3VzdG8ucmVwbGFjZSgnLicsICcnKSk7CnZhciBtYXJnZW1MdWNybyA9ICgocHJlY29WZW5kYSAtIHByZWNvQ3VzdG8pL3ByZWNvQ3VzdG8pKjEwMDsKdmFyIG1hcmdlbUx1Y3JvID0gbWFyZ2VtTHVjcm87CnByaW50KG1hcmdlbUx1Y3JvKTs=