-95.94% is the change from 813 to 33
Calculation steps:
[( 33 - 813 ) ÷ 813] x 100 = -95.94%
Formula
Percentage change = [(33 - 813) / 813] x 100
Subtract the new number by the original number
33 - 813 = -780
-780 ÷ 813 = -0.959409594095941
-0.959409594095941 x 100 = -95.94%