-92.12% is the change from 520 to 41
Calculation steps:
[( 41 - 520 ) ÷ 520] x 100 = -92.12%
Formula
Percentage change = [(41 - 520) / 520] x 100
Subtract the new number by the original number
41 - 520 = -479
-479 ÷ 520 = -0.9211538461538461
-0.9211538461538461 x 100 = -92.12%