-39.26% is the change from 489 to 297
Calculation steps:
[( 297 - 489 ) ÷ 489] x 100 = -39.26%
Formula
Percentage change = [(297 - 489) / 489] x 100
Subtract the new number by the original number
297 - 489 = -192
-192 ÷ 489 = -0.39263803680981596
-0.39263803680981596 x 100 = -39.26%