-10.21% is the change from 803 to 721
Calculation steps:
[( 721 - 803 ) ÷ 803] x 100 = -10.21%
Formula
Percentage change = [(721 - 803) / 803] x 100
Subtract the new number by the original number
721 - 803 = -82
-82 ÷ 803 = -0.10211706102117062
-0.10211706102117062 x 100 = -10.21%