-95.09% is the change from 489 to 24
Calculation steps:
[( 24 - 489 ) ÷ 489] x 100 = -95.09%
Formula
Percentage change = [(24 - 489) / 489] x 100
Subtract the new number by the original number
24 - 489 = -465
-465 ÷ 489 = -0.950920245398773
-0.950920245398773 x 100 = -95.09%