-43.1% is the change from 819 to 466
Calculation steps:
[( 466 - 819 ) ÷ 819] x 100 = -43.1%
Formula
Percentage change = [(466 - 819) / 819] x 100
Subtract the new number by the original number
466 - 819 = -353
-353 ÷ 819 = -0.43101343101343104
-0.43101343101343104 x 100 = -43.1%