-85.55% is the change from 595 to 86
Calculation steps:
[( 86 - 595 ) ÷ 595] x 100 = -85.55%
Formula
Percentage change = [(86 - 595) / 595] x 100
Subtract the new number by the original number
86 - 595 = -509
-509 ÷ 595 = -0.8554621848739495
-0.8554621848739495 x 100 = -85.55%