您好，經(jīng)營(yíng)性應(yīng)收項(xiàng)目的減少和增加=（經(jīng)營(yíng)性應(yīng)收賬款+經(jīng)營(yíng)性其他應(yīng)收款+經(jīng)營(yíng)性預(yù)付賬款）的期初余額-（經(jīng)營(yíng)性應(yīng)收賬款+經(jīng)營(yíng)性其他應(yīng)收款+經(jīng)營(yíng)性預(yù)付賬款）的期末余額。