-12.44% is the change from 579 to 507
Calculation steps:
[( 507 - 579 ) ÷ 579] x 100 = -12.44%
Formula
Percentage change = [(507 - 579) / 579] x 100
Subtract the new number by the original number
507 - 579 = -72
-72 ÷ 579 = -0.12435233160621761
-0.12435233160621761 x 100 = -12.44%