-22.84% is the change from 591 to 456
Calculation steps:
[( 456 - 591 ) ÷ 591] x 100 = -22.84%
Formula
Percentage change = [(456 - 591) / 591] x 100
Subtract the new number by the original number
456 - 591 = -135
-135 ÷ 591 = -0.22842639593908629
-0.22842639593908629 x 100 = -22.84%