-87.19% is the change from 445 to 57
Calculation steps:
[( 57 - 445 ) ÷ 445] x 100 = -87.19%
Formula
Percentage change = [(57 - 445) / 445] x 100
Subtract the new number by the original number
57 - 445 = -388
-388 ÷ 445 = -0.8719101123595505
-0.8719101123595505 x 100 = -87.19%