-95.98% is the change from 821 to 33
Calculation steps:
[( 33 - 821 ) ÷ 821] x 100 = -95.98%
Formula
Percentage change = [(33 - 821) / 821] x 100
Subtract the new number by the original number
33 - 821 = -788
-788 ÷ 821 = -0.9598051157125457
-0.9598051157125457 x 100 = -95.98%