-12.88% is the change from 699 to 609
Calculation steps:
[( 609 - 699 ) ÷ 699] x 100 = -12.88%
Formula
Percentage change = [(609 - 699) / 699] x 100
Subtract the new number by the original number
609 - 699 = -90
-90 ÷ 699 = -0.12875536480686695
-0.12875536480686695 x 100 = -12.88%