-84.81% is the change from 586 to 89
Calculation steps:
[( 89 - 586 ) ÷ 586] x 100 = -84.81%
Formula
Percentage change = [(89 - 586) / 586] x 100
Subtract the new number by the original number
89 - 586 = -497
-497 ÷ 586 = -0.8481228668941979
-0.8481228668941979 x 100 = -84.81%