Daily percentage calculations
* Simple percentages.
* How much is it (25 percent of R$88.45 = is 22.11%)
* What is the value of (12% of R$65.00 = R$18.46)
* The value of (R$125.54 increased to R$148.38 = 18.19%)
* The value of (R$352.52 decreased to R$199.99 = 43.27%)