-80.72% is the change from 166 to 32
Calculation steps:
[( 32 - 166 ) ÷ 166] x 100 = -80.72%
Formula
Percentage change = [(32 - 166) / 166] x 100
Subtract the new number by the original number
32 - 166 = -134
-134 ÷ 166 = -0.8072289156626506
-0.8072289156626506 x 100 = -80.72%