-93.53% is the change from 835 to 54
Calculation steps:
[( 54 - 835 ) ÷ 835] x 100 = -93.53%
Formula
Percentage change = [(54 - 835) / 835] x 100
Subtract the new number by the original number
54 - 835 = -781
-781 ÷ 835 = -0.9353293413173652
-0.9353293413173652 x 100 = -93.53%