difference between 2 datetime fields.

({{stop}}-{{start}})/1000 ({{stop}}-{{start}})/(1000*60) ({{stop}}-{{start}})/(1000*60*60) ({{stop}}-{{start}})/(1000*60*60*24) FLOOR({{TotalDurationInDays}})+' days, '+FLOOR({{TotalDurationInHours}}%24)+' hours, '+FLOOR({{TotalDurationInMinutes}}%60)+' minutes'