-97.7% is the change from 609 to 14
Calculation steps:
[( 14 - 609 ) ÷ 609] x 100 = -97.7%
Formula
Percentage change = [(14 - 609) / 609] x 100
Subtract the new number by the original number
14 - 609 = -595
-595 ÷ 609 = -0.9770114942528736
-0.9770114942528736 x 100 = -97.7%