-43.18% is the change from 440 to 250
Calculation steps:
[( 250 - 440 ) ÷ 440] x 100 = -43.18%
Formula
Percentage change = [(250 - 440) / 440] x 100
Subtract the new number by the original number
250 - 440 = -190
-190 ÷ 440 = -0.4318181818181818
-0.4318181818181818 x 100 = -43.18%