-29.89% is the change from 726 to 509
Calculation steps:
[( 509 - 726 ) ÷ 726] x 100 = -29.89%
Formula
Percentage change = [(509 - 726) / 726] x 100
Subtract the new number by the original number
509 - 726 = -217
-217 ÷ 726 = -0.2988980716253444
-0.2988980716253444 x 100 = -29.89%