-21.83% is the change from 591 to 462
Calculation steps:
[( 462 - 591 ) ÷ 591] x 100 = -21.83%
Formula
Percentage change = [(462 - 591) / 591] x 100
Subtract the new number by the original number
462 - 591 = -129
-129 ÷ 591 = -0.2182741116751269
-0.2182741116751269 x 100 = -21.83%