-86.88% is the change from 541 to 71
Calculation steps:
[( 71 - 541 ) ÷ 541] x 100 = -86.88%
Formula
Percentage change = [(71 - 541) / 541] x 100
Subtract the new number by the original number
71 - 541 = -470
-470 ÷ 541 = -0.8687615526802218
-0.8687615526802218 x 100 = -86.88%