-56.64% is the change from 256 to 111
Calculation steps:
[( 111 - 256 ) ÷ 256] x 100 = -56.64%
Formula
Percentage change = [(111 - 256) / 256] x 100
Subtract the new number by the original number
111 - 256 = -145
-145 ÷ 256 = -0.56640625
-0.56640625 x 100 = -56.64%