-64.56% is the change from 618 to 219
Calculation steps:
[( 219 - 618 ) ÷ 618] x 100 = -64.56%
Formula
Percentage change = [(219 - 618) / 618] x 100
Subtract the new number by the original number
219 - 618 = -399
-399 ÷ 618 = -0.6456310679611651
-0.6456310679611651 x 100 = -64.56%