Ответ:

0,2 − 7/15 = 1/5 − 7/15 = −4/15.

(−4/15) · (−5/8) = 1/6.

−5/12 − 0,75 = −5/12 − 3/4 = −7/6.

(−7/6) : (2 1/3) = (−7/6) : (7/3) = −1/2.

1/6 − (−1/2) = 1/6 + 3/6 = 2/3.

Ответ: 2/3