-0.85% is the change from 590 to 585
Calculation steps:
[( 585 - 590 ) ÷ 590] x 100 = -0.85%
Formula
Percentage change = [(585 - 590) / 590] x 100
Subtract the new number by the original number
585 - 590 = -5
-5 ÷ 590 = -0.00847457627118644
-0.00847457627118644 x 100 = -0.85%