-33.55% is the change from 930 to 618
Calculation steps:
[( 618 - 930 ) ÷ 930] x 100 = -33.55%
Formula
Percentage change = [(618 - 930) / 930] x 100
Subtract the new number by the original number
618 - 930 = -312
-312 ÷ 930 = -0.33548387096774196
-0.33548387096774196 x 100 = -33.55%