-89.37% is the change from 489 to 52
Calculation steps:
[( 52 - 489 ) ÷ 489] x 100 = -89.37%
Formula
Percentage change = [(52 - 489) / 489] x 100
Subtract the new number by the original number
52 - 489 = -437
-437 ÷ 489 = -0.8936605316973415
-0.8936605316973415 x 100 = -89.37%