-89.6% is the change from 500 to 52
Calculation steps:
[( 52 - 500 ) ÷ 500] x 100 = -89.6%
Formula
Percentage change = [(52 - 500) / 500] x 100
Subtract the new number by the original number
52 - 500 = -448
-448 ÷ 500 = -0.896
-0.896 x 100 = -89.6%
Example