-9.64% is the change from 529 to 478
Calculation steps:
[( 478 - 529 ) ÷ 529] x 100 = -9.64%
Formula
Percentage change = [(478 - 529) / 529] x 100
Subtract the new number by the original number
478 - 529 = -51
-51 ÷ 529 = -0.09640831758034027
-0.09640831758034027 x 100 = -9.64%