-94.12% is the change from 85 to 5
Calculation steps:
[( 5 - 85 ) ÷ 85] x 100 = -94.12%
Formula
Percentage change = [(5 - 85) / 85] x 100
Subtract the new number by the original number
5 - 85 = -80
-80 ÷ 85 = -0.9411764705882353
-0.9411764705882353 x 100 = -94.12%