-13.14% is the change from 609 to 529
Calculation steps:
[( 529 - 609 ) ÷ 609] x 100 = -13.14%
Formula
Percentage change = [(529 - 609) / 609] x 100
Subtract the new number by the original number
529 - 609 = -80
-80 ÷ 609 = -0.13136288998357964
-0.13136288998357964 x 100 = -13.14%