-56.65% is the change from 519 to 225
Calculation steps:
[( 225 - 519 ) ÷ 519] x 100 = -56.65%
Formula
Percentage change = [(225 - 519) / 519] x 100
Subtract the new number by the original number
225 - 519 = -294
-294 ÷ 519 = -0.5664739884393064
-0.5664739884393064 x 100 = -56.65%