Verified answer

Ответ:   1/16

Пошаговое объяснение:

(3 1/6-5 1/6 : 4 2/15) : 30 2/3=1/16

1. 5 1/6 : 4 2/15 = 31/6 : 62/15 = 31/6 * 15/62 =5/4 = 1 1/4;

3 1/6 -1 1/4 = 3 2/12 - 1 3/12 = 1 14/12-3/12=1 11/12;

1 11/12 ; 30 2/3 = 23/12 ; 92/3 = 23/12 * 3/92 =1/16