-95.18% is the change from 850 to 41
Calculation steps:
[( 41 - 850 ) ÷ 850] x 100 = -95.18%
Formula
Percentage change = [(41 - 850) / 850] x 100
Subtract the new number by the original number
41 - 850 = -809
-809 ÷ 850 = -0.951764705882353
-0.951764705882353 x 100 = -95.18%