The Sisponto hours calculator is suitable for performing calculations hours, allowing perform basic operations such as addition, multiplication, subtraction and division. Assists in the calculation of hours worked, absences and overtime. The history of the transactions are reported on the screen and allows the user to see what is being done. It has quick access buttons to Standard Time: 08:48 and 07:20 - further streamlining typing in times of calculation for compensation of hours.