-60.68% is the change from 819 to 322
Calculation steps:
[( 322 - 819 ) ÷ 819] x 100 = -60.68%
Formula
Percentage change = [(322 - 819) / 819] x 100
Subtract the new number by the original number
322 - 819 = -497
-497 ÷ 819 = -0.6068376068376068
-0.6068376068376068 x 100 = -60.68%