-21.84% is the change from 618 to 483
Calculation steps:
[( 483 - 618 ) ÷ 618] x 100 = -21.84%
Formula
Percentage change = [(483 - 618) / 618] x 100
Subtract the new number by the original number
483 - 618 = -135
-135 ÷ 618 = -0.21844660194174756
-0.21844660194174756 x 100 = -21.84%