LawnTech sells its laser hedge trimmer at a price of $275, and estimates price elasticity of demand at -2.2 at this price. LawnTech is thinking about raising its price by +3.3%. By what percent will Quantity sold change, given this change in price? Report your answer as a percent. Report 25.5%, for example, as "25.5". Remember to report the sign of the change. Rounding: tenth of a percent.