-21.6% is the change from 125 to 98
Calculation steps:
[( 98 - 125 ) ÷ 125] x 100 = -21.6%
Formula
Percentage change = [(98 - 125) / 125] x 100
Subtract the new number by the original number
98 - 125 = -27
-27 ÷ 125 = -0.216
-0.216 x 100 = -21.6%
Example