-67.48% is the change from 489 to 159
Calculation steps:
[( 159 - 489 ) ÷ 489] x 100 = -67.48%
Formula
Percentage change = [(159 - 489) / 489] x 100
Subtract the new number by the original number
159 - 489 = -330
-330 ÷ 489 = -0.6748466257668712
-0.6748466257668712 x 100 = -67.48%