-85.88% is the change from 602 to 85
Calculation steps:
[( 85 - 602 ) ÷ 602] x 100 = -85.88%
Formula
Percentage change = [(85 - 602) / 602] x 100
Subtract the new number by the original number
85 - 602 = -517
-517 ÷ 602 = -0.8588039867109635
-0.8588039867109635 x 100 = -85.88%