-14.56% is the change from 618 to 528
Calculation steps:
[( 528 - 618 ) ÷ 618] x 100 = -14.56%
Formula
Percentage change = [(528 - 618) / 618] x 100
Subtract the new number by the original number
528 - 618 = -90
-90 ÷ 618 = -0.14563106796116504
-0.14563106796116504 x 100 = -14.56%