-4.86% is the change from 555 to 528
Calculation steps:
[( 528 - 555 ) ÷ 555] x 100 = -4.86%
Formula
Percentage change = [(528 - 555) / 555] x 100
Subtract the new number by the original number
528 - 555 = -27
-27 ÷ 555 = -0.04864864864864865
-0.04864864864864865 x 100 = -4.86%