-89.88% is the change from 405 to 41
Calculation steps:
[( 41 - 405 ) ÷ 405] x 100 = -89.88%
Formula
Percentage change = [(41 - 405) / 405] x 100
Subtract the new number by the original number
41 - 405 = -364
-364 ÷ 405 = -0.8987654320987655
-0.8987654320987655 x 100 = -89.88%