-27.92% is the change from 591 to 426
Calculation steps:
[( 426 - 591 ) ÷ 591] x 100 = -27.92%
Formula
Percentage change = [(426 - 591) / 591] x 100
Subtract the new number by the original number
426 - 591 = -165
-165 ÷ 591 = -0.27918781725888325
-0.27918781725888325 x 100 = -27.92%