-9.59% is the change from 584 to 528
Calculation steps:
[( 528 - 584 ) ÷ 584] x 100 = -9.59%
Formula
Percentage change = [(528 - 584) / 584] x 100
Subtract the new number by the original number
528 - 584 = -56
-56 ÷ 584 = -0.0958904109589041
-0.0958904109589041 x 100 = -9.59%