-34.15% is the change from 489 to 322
Calculation steps:
[( 322 - 489 ) ÷ 489] x 100 = -34.15%
Formula
Percentage change = [(322 - 489) / 489] x 100
Subtract the new number by the original number
322 - 489 = -167
-167 ÷ 489 = -0.34151329243353784
-0.34151329243353784 x 100 = -34.15%