-93.47% is the change from 827 to 54
Calculation steps:
[( 54 - 827 ) ÷ 827] x 100 = -93.47%
Formula
Percentage change = [(54 - 827) / 827] x 100
Subtract the new number by the original number
54 - 827 = -773
-773 ÷ 827 = -0.9347037484885127
-0.9347037484885127 x 100 = -93.47%