This calculator is designed to give the equivalent percentage of an hour as related to a certain amount of conventional minutes. It also determines the amount of decimal minutes in hundredths of an hour. For example, 30 minutes is half an hour, 50 hundredths of an hour, or 0.5 hours. Or 15 minutes is 0.25 hours. Like in SAP. You can use it to check your working time, fitness or training time, or whatever.