-35.39% is the change from 503 to 325
Calculation steps:
[( 325 - 503 ) ÷ 503] x 100 = -35.39%
Formula
Percentage change = [(325 - 503) / 503] x 100
Subtract the new number by the original number
325 - 503 = -178
-178 ÷ 503 = -0.3538767395626243
-0.3538767395626243 x 100 = -35.39%