-77.82% is the change from 834 to 185
Calculation steps:
[( 185 - 834 ) ÷ 834] x 100 = -77.82%
Formula
Percentage change = [(185 - 834) / 834] x 100
Subtract the new number by the original number
185 - 834 = -649
-649 ÷ 834 = -0.7781774580335732
-0.7781774580335732 x 100 = -77.82%