-8.81% is the change from 579 to 528
Calculation steps:
[( 528 - 579 ) ÷ 579] x 100 = -8.81%
Formula
Percentage change = [(528 - 579) / 579] x 100
Subtract the new number by the original number
528 - 579 = -51
-51 ÷ 579 = -0.08808290155440414
-0.08808290155440414 x 100 = -8.81%