-35.26% is the change from 502 to 325
Calculation steps:
[( 325 - 502 ) ÷ 502] x 100 = -35.26%
Formula
Percentage change = [(325 - 502) / 502] x 100
Subtract the new number by the original number
325 - 502 = -177
-177 ÷ 502 = -0.35258964143426297
-0.35258964143426297 x 100 = -35.26%