-8% is the change from 500 to 460
Calculation steps:
[( 460 - 500 ) ÷ 500] x 100 = -8%
Formula
Percentage change = [(460 - 500) / 500] x 100
Subtract the new number by the original number
460 - 500 = -40
-40 ÷ 500 = -0.08
-0.08 x 100 = -8%
Example