-99.68% is the change from 618 to 2
Calculation steps:
[( 2 - 618 ) ÷ 618] x 100 = -99.68%
Formula
Percentage change = [(2 - 618) / 618] x 100
Subtract the new number by the original number
2 - 618 = -616
-616 ÷ 618 = -0.9967637540453075
-0.9967637540453075 x 100 = -99.68%