-30.95% is the change from 727 to 502
Calculation steps:
[( 502 - 727 ) ÷ 727] x 100 = -30.95%
Formula
Percentage change = [(502 - 727) / 727] x 100
Subtract the new number by the original number
502 - 727 = -225
-225 ÷ 727 = -0.30949105914718017
-0.30949105914718017 x 100 = -30.95%