-7.16% is the change from 489 to 454
Calculation steps:
[( 454 - 489 ) ÷ 489] x 100 = -7.16%
Formula
Percentage change = [(454 - 489) / 489] x 100
Subtract the new number by the original number
454 - 489 = -35
-35 ÷ 489 = -0.07157464212678936
-0.07157464212678936 x 100 = -7.16%