-35.81% is the change from 793 to 509
Calculation steps:
[( 509 - 793 ) ÷ 793] x 100 = -35.81%
Formula
Percentage change = [(509 - 793) / 793] x 100
Subtract the new number by the original number
509 - 793 = -284
-284 ÷ 793 = -0.35813366960907944
-0.35813366960907944 x 100 = -35.81%