-36.72% is the change from 256 to 162
Calculation steps:
[( 162 - 256 ) ÷ 256] x 100 = -36.72%
Formula
Percentage change = [(162 - 256) / 256] x 100
Subtract the new number by the original number
162 - 256 = -94
-94 ÷ 256 = -0.3671875
-0.3671875 x 100 = -36.72%