-8.99% is the change from 545 to 496
Calculation steps:
[( 496 - 545 ) ÷ 545] x 100 = -8.99%
Formula
Percentage change = [(496 - 545) / 545] x 100
Subtract the new number by the original number
496 - 545 = -49
-49 ÷ 545 = -0.08990825688073395
-0.08990825688073395 x 100 = -8.99%