-4.29% is the change from 489 to 468
Calculation steps:
[( 468 - 489 ) ÷ 489] x 100 = -4.29%
Formula
Percentage change = [(468 - 489) / 489] x 100
Subtract the new number by the original number
468 - 489 = -21
-21 ÷ 489 = -0.04294478527607362
-0.04294478527607362 x 100 = -4.29%