I.E., I want the field to subtract the stop time from the start time and return the decimal of an hour. Use this time and date duration calculator to find out the number of days, hours, minutes, and seconds between the times on two different dates. 6/9/2007 3:30 PM. I want to calculate the time difference between the two dates. And, no, I've not tried the FORMAT function of SQL Server 2012, yet. To calculate the minutes between two times, multiply the time difference by 1440, which is the number of minutes in one day (24 hours * 60 minutes = 1440). I want to create a new column to calculate the days/times differences It is to be noted that two expressions must be the same type. See the Pen JavaScript - Get time differences in minutes between two dates-date-ex-44 by w3resource (@w3resource) on CodePen. Use the calculator below to find the hours, minutes, and seconds between two times. I am creating a report and I need a field that calculates the difference between the start and stop times. Explanation . In the example shown, the formula in D5 is: = MOD (B2-A2, 1) * 24. NaN = not a number To clear the entry boxes click "Reset". If the times are not already in 24-hour time, convert them to 24-hour time. 6 Ways to Calculate Time Difference Between Two Times in Excel #1. If your time over midnight, you should apply the below formula: =OR (MOD (C1,1)>TIME (22,0,0),MOD (C1,1)