д) –(3,69 – 6 2/13) – (1,31 – 8 11/13) = -3,69 + 6 2/13 - 1,31 + 8 11/13 = (6 2/13 + 8 11/13) + (-3,69 - 1,31) = 14 13/13 - 5 = 15 - 5 = 10
Ответ: 10