-19.51% is the change from 656 to 528
Calculation steps:
[( 528 - 656 ) ÷ 656] x 100 = -19.51%
Formula
Percentage change = [(528 - 656) / 656] x 100
Subtract the new number by the original number
528 - 656 = -128
-128 ÷ 656 = -0.1951219512195122
-0.1951219512195122 x 100 = -19.51%