-77.81% is the change from 721 to 160
Calculation steps:
[( 160 - 721 ) ÷ 721] x 100 = -77.81%
Formula
Percentage change = [(160 - 721) / 721] x 100
Subtract the new number by the original number
160 - 721 = -561
-561 ÷ 721 = -0.7780859916782247
-0.7780859916782247 x 100 = -77.81%