-81.25% is the change from 96 to 18
Calculation steps:
[( 18 - 96 ) ÷ 96] x 100 = -81.25%
Formula
Percentage change = [(18 - 96) / 96] x 100
Subtract the new number by the original number
18 - 96 = -78
-78 ÷ 96 = -0.8125
-0.8125 x 100 = -81.25%
Example