-93.25% is the change from 800 to 54
Calculation steps:
[( 54 - 800 ) ÷ 800] x 100 = -93.25%
Formula
Percentage change = [(54 - 800) / 800] x 100
Subtract the new number by the original number
54 - 800 = -746
-746 ÷ 800 = -0.9325
-0.9325 x 100 = -93.25%