-98.87% is the change from 618 to 7
Calculation steps:
[( 7 - 618 ) ÷ 618] x 100 = -98.87%
Formula
Percentage change = [(7 - 618) / 618] x 100
Subtract the new number by the original number
7 - 618 = -611
-611 ÷ 618 = -0.988673139158576
-0.988673139158576 x 100 = -98.87%