-93.31% is the change from 807 to 54
Calculation steps:
[( 54 - 807 ) ÷ 807] x 100 = -93.31%
Formula
Percentage change = [(54 - 807) / 807] x 100
Subtract the new number by the original number
54 - 807 = -753
-753 ÷ 807 = -0.9330855018587361
-0.9330855018587361 x 100 = -93.31%