-23.89% is the change from 812 to 618
Calculation steps:
[( 618 - 812 ) ÷ 812] x 100 = -23.89%
Formula
Percentage change = [(618 - 812) / 812] x 100
Subtract the new number by the original number
618 - 812 = -194
-194 ÷ 812 = -0.23891625615763548
-0.23891625615763548 x 100 = -23.89%