-13.59% is the change from 618 to 534
Calculation steps:
[( 534 - 618 ) ÷ 618] x 100 = -13.59%
Formula
Percentage change = [(534 - 618) / 618] x 100
Subtract the new number by the original number
534 - 618 = -84
-84 ÷ 618 = -0.13592233009708737
-0.13592233009708737 x 100 = -13.59%