-44.81% is the change from 819 to 452
Calculation steps:
[( 452 - 819 ) ÷ 819] x 100 = -44.81%
Formula
Percentage change = [(452 - 819) / 819] x 100
Subtract the new number by the original number
452 - 819 = -367
-367 ÷ 819 = -0.4481074481074481
-0.4481074481074481 x 100 = -44.81%