Verified answer

Пошаговое объяснение:

№1

|5/12| - |-1. 3/4| = 5/12 - 1. 3/4 = 5/12 - 1. 9/12 = 5/12 - 21/12 = -16/12 = -4/3 = -1. 1/3

№2

-5. 1/4 * (-2. 2/3) = -21/4 * (-8/3) = -7/1 * (-2/1) = 14/1 = 14