-94.61% is the change from 519 to 28
Calculation steps:
[( 28 - 519 ) ÷ 519] x 100 = -94.61%
Formula
Percentage change = [(28 - 519) / 519] x 100
Subtract the new number by the original number
28 - 519 = -491
-491 ÷ 519 = -0.9460500963391136
-0.9460500963391136 x 100 = -94.61%