ORLANDO — Orlando-based CNL Properties Trust Inc. has agreed to acquire five senior living communities from affiliates of Primrose Retirement Communities for $84 million. The properties include Grand Island Senior Living in Grand Island, Neb.; Marion Senior Living in Marion, Ohio; Mansfield Senior Living in Mansfield, Ohio; Casper Senior Living in Casper, Wyo.; and Sweetwater Senior Center in Billings, Mont. The transition is expected to close the first quarter of 2012. The communities will continue to be operated by Primrose under a long-term lease agreement with CNL. As of Dec. 1, the properties were 96 percent occupied.