-21.88% is the change from 489 to 382
Calculation steps:
[( 382 - 489 ) ÷ 489] x 100 = -21.88%
Formula
Percentage change = [(382 - 489) / 489] x 100
Subtract the new number by the original number
382 - 489 = -107
-107 ÷ 489 = -0.21881390593047034
-0.21881390593047034 x 100 = -21.88%