Markets slip amid choppy trades; Nifty ends below 8760: Benchmark indices ended lower amid a choppy trading session on sustained selling in energy and select banking shares. Further, the domestic sentiment dampened as investors remained cautious ahead of the ahead of key events including Economic Survey, Railway Budget and Union Budget along with the expiry of February series due later during the week. The market breadth indicating the overall health of the market was negative. The Sensex ended lower by 256.3 points at 28975.1 and the Nifty was down 78.65 points at 8754.95. The Indian rupee is trading flat at 62.24 per dollar versus 62.22 Friday.