-97.78% is the change from 720 to 16
Calculation steps:
[( 16 - 720 ) ÷ 720] x 100 = -97.78%
Formula
Percentage change = [(16 - 720) / 720] x 100
Subtract the new number by the original number
16 - 720 = -704
-704 ÷ 720 = -0.9777777777777777
-0.9777777777777777 x 100 = -97.78%