-45.91% is the change from 819 to 443
Calculation steps:
[( 443 - 819 ) ÷ 819] x 100 = -45.91%
Formula
Percentage change = [(443 - 819) / 819] x 100
Subtract the new number by the original number
443 - 819 = -376
-376 ÷ 819 = -0.4590964590964591
-0.4590964590964591 x 100 = -45.91%