-84.81% is the change from 270 to 41
Calculation steps:
[( 41 - 270 ) ÷ 270] x 100 = -84.81%
Formula
Percentage change = [(41 - 270) / 270] x 100
Subtract the new number by the original number
41 - 270 = -229
-229 ÷ 270 = -0.8481481481481481
-0.8481481481481481 x 100 = -84.81%