-83.66% is the change from 618 to 101
Calculation steps:
[( 101 - 618 ) ÷ 618] x 100 = -83.66%
Formula
Percentage change = [(101 - 618) / 618] x 100
Subtract the new number by the original number
101 - 618 = -517
-517 ÷ 618 = -0.8365695792880259
-0.8365695792880259 x 100 = -83.66%