-54.69% is the change from 256 to 116
Calculation steps:
[( 116 - 256 ) ÷ 256] x 100 = -54.69%
Formula
Percentage change = [(116 - 256) / 256] x 100
Subtract the new number by the original number
116 - 256 = -140
-140 ÷ 256 = -0.546875
-0.546875 x 100 = -54.69%