-55.69% is the change from 993 to 440
Calculation steps:
[( 440 - 993 ) ÷ 993] x 100 = -55.69%
Formula
Percentage change = [(440 - 993) / 993] x 100
Subtract the new number by the original number
440 - 993 = -553
-553 ÷ 993 = -0.5568982880161127
-0.5568982880161127 x 100 = -55.69%