-19.29% is the change from 591 to 477
Calculation steps:
[( 477 - 591 ) ÷ 591] x 100 = -19.29%
Formula
Percentage change = [(477 - 591) / 591] x 100
Subtract the new number by the original number
477 - 591 = -114
-114 ÷ 591 = -0.19289340101522842
-0.19289340101522842 x 100 = -19.29%