-49.19% is the change from 618 to 314
Calculation steps:
[( 314 - 618 ) ÷ 618] x 100 = -49.19%
Formula
Percentage change = [(314 - 618) / 618] x 100
Subtract the new number by the original number
314 - 618 = -304
-304 ÷ 618 = -0.4919093851132686
-0.4919093851132686 x 100 = -49.19%