-89.82% is the change from 511 to 52
Calculation steps:
[( 52 - 511 ) ÷ 511] x 100 = -89.82%
Formula
Percentage change = [(52 - 511) / 511] x 100
Subtract the new number by the original number
52 - 511 = -459
-459 ÷ 511 = -0.898238747553816
-0.898238747553816 x 100 = -89.82%