-0.6% is the change from 499 to 496
Calculation steps:
[( 496 - 499 ) ÷ 499] x 100 = -0.6%
Formula
Percentage change = [(496 - 499) / 499] x 100
Subtract the new number by the original number
496 - 499 = -3
-3 ÷ 499 = -0.006012024048096192
-0.006012024048096192 x 100 = -0.6%