-62.62% is the change from 618 to 231
Calculation steps:
[( 231 - 618 ) ÷ 618] x 100 = -62.62%
Formula
Percentage change = [(231 - 618) / 618] x 100
Subtract the new number by the original number
231 - 618 = -387
-387 ÷ 618 = -0.6262135922330098
-0.6262135922330098 x 100 = -62.62%