-27.61% is the change from 489 to 354
Calculation steps:
[( 354 - 489 ) ÷ 489] x 100 = -27.61%
Formula
Percentage change = [(354 - 489) / 489] x 100
Subtract the new number by the original number
354 - 489 = -135
-135 ÷ 489 = -0.27607361963190186
-0.27607361963190186 x 100 = -27.61%