Straddle trade position in a consolidated area within a reasonable length of pips. Breakout buy entry (buy-stop) set to 1.23798, breakout sell entry (sell-stop) set to 1.23590, range is 208 pips (difference of buy entry and sell entry points), buy-stop stop-loss set to 1.23715, sell-stop stop-loss set to 1.23673, buy T/P target is set to 1.24006, sell T/P target is set to 1.23382.
I used a stop-loss value of 83 floor value of (40% of 208) to set the stop-loss 83 pips below and above the buy and sell entry points, respectively.