-86.71% is the change from 489 to 65
Calculation steps:
[( 65 - 489 ) ÷ 489] x 100 = -86.71%
Formula
Percentage change = [(65 - 489) / 489] x 100
Subtract the new number by the original number
65 - 489 = -424
-424 ÷ 489 = -0.8670756646216768
-0.8670756646216768 x 100 = -86.71%