How to calculate P/L? OK: Trying to get an estimate of an EA-s profitability.So, as an approximation, I will take a (good) medium day on eurusd...Fri, Mar 6, 2015. Hi 1.1028, Low 1.0839; day's range=0.0189 (to 4 decimals)investing 0.0015 lot= $15. for the day; High minus LowSo, day's profit calculation is (appro... 543 Apr 19, 2015 at 06:38