-52.82% is the change from 816 to 385
Calculation steps:
[( 385 - 816 ) ÷ 816] x 100 = -52.82%
Formula
Percentage change = [(385 - 816) / 816] x 100
Subtract the new number by the original number
385 - 816 = -431
-431 ÷ 816 = -0.5281862745098039
-0.5281862745098039 x 100 = -52.82%