-66.99% is the change from 618 to 204
Calculation steps:
[( 204 - 618 ) ÷ 618] x 100 = -66.99%
Formula
Percentage change = [(204 - 618) / 618] x 100
Subtract the new number by the original number
204 - 618 = -414
-414 ÷ 618 = -0.6699029126213593
-0.6699029126213593 x 100 = -66.99%