-87.61% is the change from 581 to 72
Calculation steps:
[( 72 - 581 ) ÷ 581] x 100 = -87.61%
Formula
Percentage change = [(72 - 581) / 581] x 100
Subtract the new number by the original number
72 - 581 = -509
-509 ÷ 581 = -0.8760757314974182
-0.8760757314974182 x 100 = -87.61%