-31.64% is the change from 591 to 404
Calculation steps:
[( 404 - 591 ) ÷ 591] x 100 = -31.64%
Formula
Percentage change = [(404 - 591) / 591] x 100
Subtract the new number by the original number
404 - 591 = -187
-187 ÷ 591 = -0.3164128595600677
-0.3164128595600677 x 100 = -31.64%