-41.82% is the change from 440 to 256
Calculation steps:
[( 256 - 440 ) ÷ 440] x 100 = -41.82%
Formula
Percentage change = [(256 - 440) / 440] x 100
Subtract the new number by the original number
256 - 440 = -184
-184 ÷ 440 = -0.41818181818181815
-0.41818181818181815 x 100 = -41.82%