-54.82% is the change from 850 to 384
Calculation steps:
[( 384 - 850 ) ÷ 850] x 100 = -54.82%
Formula
Percentage change = [(384 - 850) / 850] x 100
Subtract the new number by the original number
384 - 850 = -466
-466 ÷ 850 = -0.548235294117647
-0.548235294117647 x 100 = -54.82%