-26.63% is the change from 721 to 529
Calculation steps:
[( 529 - 721 ) ÷ 721] x 100 = -26.63%
Formula
Percentage change = [(529 - 721) / 721] x 100
Subtract the new number by the original number
529 - 721 = -192
-192 ÷ 721 = -0.26629680998613037
-0.26629680998613037 x 100 = -26.63%