-48% is the change from 625 to 325
Calculation steps:
[( 325 - 625 ) ÷ 625] x 100 = -48%
Formula
Percentage change = [(325 - 625) / 625] x 100
Subtract the new number by the original number
325 - 625 = -300
-300 ÷ 625 = -0.48
-0.48 x 100 = -48%
Example