-33.13% is the change from 809 to 541
Calculation steps:
[( 541 - 809 ) ÷ 809] x 100 = -33.13%
Formula
Percentage change = [(541 - 809) / 809] x 100
Subtract the new number by the original number
541 - 809 = -268
-268 ÷ 809 = -0.33127317676143386
-0.33127317676143386 x 100 = -33.13%