-93.06% is the change from 591 to 41
Calculation steps:
[( 41 - 591 ) ÷ 591] x 100 = -93.06%
Formula
Percentage change = [(41 - 591) / 591] x 100
Subtract the new number by the original number
41 - 591 = -550
-550 ÷ 591 = -0.9306260575296108
-0.9306260575296108 x 100 = -93.06%