-8.53% is the change from 539 to 493
Calculation steps:
[( 493 - 539 ) ÷ 539] x 100 = -8.53%
Formula
Percentage change = [(493 - 539) / 539] x 100
Subtract the new number by the original number
493 - 539 = -46
-46 ÷ 539 = -0.08534322820037106
-0.08534322820037106 x 100 = -8.53%