-36.14% is the change from 819 to 523
Calculation steps:
[( 523 - 819 ) ÷ 819] x 100 = -36.14%
Formula
Percentage change = [(523 - 819) / 819] x 100
Subtract the new number by the original number
523 - 819 = -296
-296 ÷ 819 = -0.3614163614163614
-0.3614163614163614 x 100 = -36.14%