Decimal hours are limited to displaying two decimal places, so the repeating 3 is rounded so that 56 minutes (:56) is expressed in decimal format as .93 hours. Using our example of 56 minutes, we simply divide by 60 minutes: 56/60 = .93333333. It offers start time, end time, break deduction, and totals that's it. It gives you the total hours worked per shift, per day, and a Grand Total for the week. Our Elapsed Time Calculator is designed to provide general guidance and estimates. Here they are: Add up the total hours worked per day and then total these figures for the work period.