Complex sentence: By the 1980s, the mall was losing business to larger shopping centers in town, with Britt's closing in 1981, Pantry Pride in 1984 and Jefferson Ward in 1985.
Split into simpler sentences: By the 1980s, the mall was losing business to larger shopping centers in town. Also, Britt's closed in 1981, Pantry Pride in 1984 and Jefferson Ward in 1985.