-95.5% is the change from 800 to 36
Calculation steps:
[( 36 - 800 ) ÷ 800] x 100 = -95.5%
Formula
Percentage change = [(36 - 800) / 800] x 100
Subtract the new number by the original number
36 - 800 = -764
-764 ÷ 800 = -0.955
-0.955 x 100 = -95.5%
Example