-33.97% is the change from 936 to 618
Calculation steps:
[( 618 - 936 ) ÷ 936] x 100 = -33.97%
Formula
Percentage change = [(618 - 936) / 936] x 100
Subtract the new number by the original number
618 - 936 = -318
-318 ÷ 936 = -0.33974358974358976
-0.33974358974358976 x 100 = -33.97%