-81.55% is the change from 515 to 95
Calculation steps:
[( 95 - 515 ) ÷ 515] x 100 = -81.55%
Formula
Percentage change = [(95 - 515) / 515] x 100
Subtract the new number by the original number
95 - 515 = -420
-420 ÷ 515 = -0.8155339805825242
-0.8155339805825242 x 100 = -81.55%