Завдання 1201 - 1300 » 1245

Обчисліть: 1) 4,25 – 9,05 – 1/5 = 4,25 – 9,05 – 0,2 = –5; 2) 5/24 – 1/6 – 1/4 = 5/24 – 4/24 – 6/24 = –5/24; 3) 2503 – (–831) – (–1169) = 2503 + 831 + 1169 = 4503; 4) –72,62 – (–51,15) – (–56,47) = –72,62 + 51,15 + 56,47 = 35; 5) –743 – (–395) – (–1043) = –743 + 395 + 1043 = 695; 6) 405,2 – (–2,91) – (–6,7) = 405,2 + 2,91 + 6,7 = 414,81.