-90.19% is the change from 581 to 57
Calculation steps:
[( 57 - 581 ) ÷ 581] x 100 = -90.19%
Formula
Percentage change = [(57 - 581) / 581] x 100
Subtract the new number by the original number
57 - 581 = -524
-524 ÷ 581 = -0.9018932874354562
-0.9018932874354562 x 100 = -90.19%