-20.24% is the change from 425 to 339
Calculation steps:
[( 339 - 425 ) ÷ 425] x 100 = -20.24%
Formula
Percentage change = [(339 - 425) / 425] x 100
Subtract the new number by the original number
339 - 425 = -86
-86 ÷ 425 = -0.2023529411764706
-0.2023529411764706 x 100 = -20.24%