-20.53% is the change from 799 to 635
Calculation steps:
[( 635 - 799 ) ÷ 799] x 100 = -20.53%
Formula
Percentage change = [(635 - 799) / 799] x 100
Subtract the new number by the original number
635 - 799 = -164
-164 ÷ 799 = -0.20525657071339173
-0.20525657071339173 x 100 = -20.53%