-85.89% is the change from 574 to 81
Calculation steps:
[( 81 - 574 ) ÷ 574] x 100 = -85.89%
Formula
Percentage change = [(81 - 574) / 574] x 100
Subtract the new number by the original number
81 - 574 = -493
-493 ÷ 574 = -0.8588850174216028
-0.8588850174216028 x 100 = -85.89%