-87.2% is the change from 125 to 16
Calculation steps:
[( 16 - 125 ) ÷ 125] x 100 = -87.2%
Formula
Percentage change = [(16 - 125) / 125] x 100
Subtract the new number by the original number
16 - 125 = -109
-109 ÷ 125 = -0.872
-0.872 x 100 = -87.2%
Example