-10.11% is the change from 811 to 729
Calculation steps:
[( 729 - 811 ) ÷ 811] x 100 = -10.11%
Formula
Percentage change = [(729 - 811) / 811] x 100
Subtract the new number by the original number
729 - 811 = -82
-82 ÷ 811 = -0.10110974106041924
-0.10110974106041924 x 100 = -10.11%