Question

Пожалуйста,срочно! даю 50 Баллов​

Answer 1

Пошаговое объяснение:

№1

1) -7/18 + 11/12 = -14/36 + 33/36 = 19/36

2) 19/36 : (-19/48) = 19/36 * (-48/19) = 1/3 * (-4/1) =

-4/3 = -1 1/3

№2

1) 7/16 - (-5/24) = 7/16 + 5/24 = 21/48 + 10/48 = 31/48

2) 31/48 : (-1 15/16) = 31/48 : (-31/16) = 31/48 * (-16/31) = 1/3 * (-1/1) = -1/3