-73.95% is the change from 618 to 161
Calculation steps:
[( 161 - 618 ) ÷ 618] x 100 = -73.95%
Formula
Percentage change = [(161 - 618) / 618] x 100
Subtract the new number by the original number
161 - 618 = -457
-457 ÷ 618 = -0.7394822006472492
-0.7394822006472492 x 100 = -73.95%