-77.83% is the change from 618 to 137
Calculation steps:
[( 137 - 618 ) ÷ 618] x 100 = -77.83%
Formula
Percentage change = [(137 - 618) / 618] x 100
Subtract the new number by the original number
137 - 618 = -481
-481 ÷ 618 = -0.7783171521035599
-0.7783171521035599 x 100 = -77.83%