-10.36% is the change from 618 to 554
Calculation steps:
[( 554 - 618 ) ÷ 618] x 100 = -10.36%
Formula
Percentage change = [(554 - 618) / 618] x 100
Subtract the new number by the original number
554 - 618 = -64
-64 ÷ 618 = -0.10355987055016182
-0.10355987055016182 x 100 = -10.36%