-31.22% is the change from 727 to 500
Calculation steps:
[( 500 - 727 ) ÷ 727] x 100 = -31.22%
Formula
Percentage change = [(500 - 727) / 727] x 100
Subtract the new number by the original number
500 - 727 = -227
-227 ÷ 727 = -0.312242090784044
-0.312242090784044 x 100 = -31.22%