-97.14% is the change from 699 to 20
Calculation steps:
[( 20 - 699 ) ÷ 699] x 100 = -97.14%
Formula
Percentage change = [(20 - 699) / 699] x 100
Subtract the new number by the original number
20 - 699 = -679
-679 ÷ 699 = -0.9713876967095851
-0.9713876967095851 x 100 = -97.14%