Chi mi può aiutare

[7 hockey]

[25³/75² - 2(-5/3)² - 7/9] + [ (-8/3)¯² . (4/27)¯³ ]¯¹ . (-3/2)¹⁰

[Pdavide1823]

[15625/5625-2(2.777777778)-7/9]+[0.14*307.546875]^-1(57.66503906)
[2.777777778-5.555555556-0.777777778]+[43.0565625]^-1(57.66503906)
-3.555555556+(0.02322526328*57.66503906)
-3.555555556+1.339285714=-2.216269842