-58.58% is the change from 618 to 256
Calculation steps:
[( 256 - 618 ) ÷ 618] x 100 = -58.58%
Formula
Percentage change = [(256 - 618) / 618] x 100
Subtract the new number by the original number
256 - 618 = -362
-362 ÷ 618 = -0.5857605177993528
-0.5857605177993528 x 100 = -58.58%