Hany Ismael, Msc, PMP How to calculate the difference between two times in Excel Posted by Hany Ismael, Msc, PMP Categories Excel in Planning Comments 0 comment August 23, 2016 0 Problem If you have an Excel sheet with two columns “Check In” and “Check Out” in Time Format also and want to calculate the working hours between the two values which can be calculated with the following formula: Working Hours … Read More