-56.53% is the change from 819 to 356
Calculation steps:
[( 356 - 819 ) ÷ 819] x 100 = -56.53%
Formula
Percentage change = [(356 - 819) / 819] x 100
Subtract the new number by the original number
356 - 819 = -463
-463 ÷ 819 = -0.5653235653235653
-0.5653235653235653 x 100 = -56.53%