Как на это ответить. 19/36-5/8÷(5-2 3/16)+1/12

(9/36) – (5/8) / (5 – 2(3/16)) + 1/12.

1.

(5 – 2(3/16)) = 5 – 35/16 = 80/16 – 35/16 = 45/16.

2.

(5/8) / (45/16) = (5/8) * (16/45) = 2/9.

3.

9/36 – 2/9 + 1/12 = 9/36 – 8/36 + 3/36 = 4/36 = 1/9.

Ответ: 1/9.