-89.16% is the change from 489 to 53
Calculation steps:
[( 53 - 489 ) ÷ 489] x 100 = -89.16%
Formula
Percentage change = [(53 - 489) / 489] x 100
Subtract the new number by the original number
53 - 489 = -436
-436 ÷ 489 = -0.8916155419222904
-0.8916155419222904 x 100 = -89.16%