-31.36% is the change from 609 to 418
Calculation steps:
[( 418 - 609 ) ÷ 609] x 100 = -31.36%
Formula
Percentage change = [(418 - 609) / 609] x 100
Subtract the new number by the original number
418 - 609 = -191
-191 ÷ 609 = -0.3136288998357964
-0.3136288998357964 x 100 = -31.36%