-72.93% is the change from 591 to 160
Calculation steps:
[( 160 - 591 ) ÷ 591] x 100 = -72.93%
Formula
Percentage change = [(160 - 591) / 591] x 100
Subtract the new number by the original number
160 - 591 = -431
-431 ÷ 591 = -0.7292724196277496
-0.7292724196277496 x 100 = -72.93%