-27.53% is the change from 799 to 579
Calculation steps:
[( 579 - 799 ) ÷ 799] x 100 = -27.53%
Formula
Percentage change = [(579 - 799) / 799] x 100
Subtract the new number by the original number
579 - 799 = -220
-220 ÷ 799 = -0.2753441802252816
-0.2753441802252816 x 100 = -27.53%