-29.79% is the change from 725 to 509
Calculation steps:
[( 509 - 725 ) ÷ 725] x 100 = -29.79%
Formula
Percentage change = [(509 - 725) / 725] x 100
Subtract the new number by the original number
509 - 725 = -216
-216 ÷ 725 = -0.2979310344827586
-0.2979310344827586 x 100 = -29.79%