-84.66% is the change from 163 to 25
Calculation steps:
[( 25 - 163 ) ÷ 163] x 100 = -84.66%
Formula
Percentage change = [(25 - 163) / 163] x 100
Subtract the new number by the original number
25 - 163 = -138
-138 ÷ 163 = -0.8466257668711656
-0.8466257668711656 x 100 = -84.66%