-95.41% is the change from 849 to 39
Calculation steps:
[( 39 - 849 ) ÷ 849] x 100 = -95.41%
Formula
Percentage change = [(39 - 849) / 849] x 100
Subtract the new number by the original number
39 - 849 = -810
-810 ÷ 849 = -0.9540636042402827
-0.9540636042402827 x 100 = -95.41%