-84.95% is the change from 618 to 93
Calculation steps:
[( 93 - 618 ) ÷ 618] x 100 = -84.95%
Formula
Percentage change = [(93 - 618) / 618] x 100
Subtract the new number by the original number
93 - 618 = -525
-525 ÷ 618 = -0.8495145631067961
-0.8495145631067961 x 100 = -84.95%