-53.73% is the change from 830 to 384
Calculation steps:
[( 384 - 830 ) ÷ 830] x 100 = -53.73%
Formula
Percentage change = [(384 - 830) / 830] x 100
Subtract the new number by the original number
384 - 830 = -446
-446 ÷ 830 = -0.5373493975903615
-0.5373493975903615 x 100 = -53.73%