Номер 1078
–0,55 + (13/28 + (–2/7)) = –55/100 + (13/28 – 8/28)) = –11/20 + 5/28 = –77/140 + 25/140 = –(77/140 – 25/140) = –52/140 = –13/35
–0,55 + (13/28 + (–2/7)) = –55/100 + (13/28 – 8/28)) = –11/20 + 5/28 = –77/140 + 25/140 = –(77/140 – 25/140) = –52/140 = –13/35