-45.31% is the change from 618 to 338
Calculation steps:
[( 338 - 618 ) ÷ 618] x 100 = -45.31%
Formula
Percentage change = [(338 - 618) / 618] x 100
Subtract the new number by the original number
338 - 618 = -280
-280 ÷ 618 = -0.45307443365695793
-0.45307443365695793 x 100 = -45.31%