-33.29% is the change from 811 to 541
Calculation steps:
[( 541 - 811 ) ÷ 811] x 100 = -33.29%
Formula
Percentage change = [(541 - 811) / 811] x 100
Subtract the new number by the original number
541 - 811 = -270
-270 ÷ 811 = -0.33292231812577067
-0.33292231812577067 x 100 = -33.29%