-49.06% is the change from 960 to 489
Calculation steps:
[( 489 - 960 ) ÷ 960] x 100 = -49.06%
Formula
Percentage change = [(489 - 960) / 960] x 100
Subtract the new number by the original number
489 - 960 = -471
-471 ÷ 960 = -0.490625
-0.490625 x 100 = -49.06%