-83.76% is the change from 591 to 96
Calculation steps:
[( 96 - 591 ) ÷ 591] x 100 = -83.76%
Formula
Percentage change = [(96 - 591) / 591] x 100
Subtract the new number by the original number
96 - 591 = -495
-495 ÷ 591 = -0.8375634517766497
-0.8375634517766497 x 100 = -83.76%