-28.6% is the change from 591 to 422
Calculation steps:
[( 422 - 591 ) ÷ 591] x 100 = -28.6%
Formula
Percentage change = [(422 - 591) / 591] x 100
Subtract the new number by the original number
422 - 591 = -169
-169 ÷ 591 = -0.2859560067681895
-0.2859560067681895 x 100 = -28.6%