-20.85% is the change from 729 to 577
Calculation steps:
[( 577 - 729 ) ÷ 729] x 100 = -20.85%
Formula
Percentage change = [(577 - 729) / 729] x 100
Subtract the new number by the original number
577 - 729 = -152
-152 ÷ 729 = -0.2085048010973937
-0.2085048010973937 x 100 = -20.85%