-8 1/21
Пошаговое объяснение:
2 1/3 -7 1/7+7 3/7+(-10 2/3) = 2 1/3 - 7 1/7 + 7 3/7 - 10 2/3 =
(2 1/3 - 10 2/3) + (7 3/7 - 7 1/7) = -8 1/3 + 2/7 = -8 7/21 + 6/21 = -8 1/21
-8 1/21
Пошаговое объяснение:
2 1/3 -7 1/7+7 3/7+(-10 2/3) = 2 1/3 - 7 1/7 + 7 3/7 - 10 2/3 =
(2 1/3 - 10 2/3) + (7 3/7 - 7 1/7) = -8 1/3 + 2/7 = -8 7/21 + 6/21 = -8 1/21