-42.08% is the change from 442 to 256
Calculation steps:
[( 256 - 442 ) ÷ 442] x 100 = -42.08%
Formula
Percentage change = [(256 - 442) / 442] x 100
Subtract the new number by the original number
256 - 442 = -186
-186 ÷ 442 = -0.42081447963800905
-0.42081447963800905 x 100 = -42.08%