-12.95% is the change from 579 to 504
Calculation steps:
[( 504 - 579 ) ÷ 579] x 100 = -12.95%
Formula
Percentage change = [(504 - 579) / 579] x 100
Subtract the new number by the original number
504 - 579 = -75
-75 ÷ 579 = -0.12953367875647667
-0.12953367875647667 x 100 = -12.95%