-16% is the change from 125 to 105
Calculation steps:
[( 105 - 125 ) ÷ 125] x 100 = -16%
Formula
Percentage change = [(105 - 125) / 125] x 100
Subtract the new number by the original number
105 - 125 = -20
-20 ÷ 125 = -0.16
-0.16 x 100 = -16%
Example