-23.79% is the change from 618 to 471
Calculation steps:
[( 471 - 618 ) ÷ 618] x 100 = -23.79%
Formula
Percentage change = [(471 - 618) / 618] x 100
Subtract the new number by the original number
471 - 618 = -147
-147 ÷ 618 = -0.23786407766990292
-0.23786407766990292 x 100 = -23.79%