-95.95% is the change from 815 to 33
Calculation steps:
[( 33 - 815 ) ÷ 815] x 100 = -95.95%
Formula
Percentage change = [(33 - 815) / 815] x 100
Subtract the new number by the original number
33 - 815 = -782
-782 ÷ 815 = -0.9595092024539877
-0.9595092024539877 x 100 = -95.95%