-86.09% is the change from 575 to 80
Calculation steps:
[( 80 - 575 ) ÷ 575] x 100 = -86.09%
Formula
Percentage change = [(80 - 575) / 575] x 100
Subtract the new number by the original number
80 - 575 = -495
-495 ÷ 575 = -0.8608695652173913
-0.8608695652173913 x 100 = -86.09%