-15.53% is the change from 618 to 522
Calculation steps:
[( 522 - 618 ) ÷ 618] x 100 = -15.53%
Formula
Percentage change = [(522 - 618) / 618] x 100
Subtract the new number by the original number
522 - 618 = -96
-96 ÷ 618 = -0.1553398058252427
-0.1553398058252427 x 100 = -15.53%