-6.42% is the change from 530 to 496
Calculation steps:
[( 496 - 530 ) ÷ 530] x 100 = -6.42%
Formula
Percentage change = [(496 - 530) / 530] x 100
Subtract the new number by the original number
496 - 530 = -34
-34 ÷ 530 = -0.06415094339622641
-0.06415094339622641 x 100 = -6.42%