-60.55% is the change from 256 to 101
Calculation steps:
[( 101 - 256 ) ÷ 256] x 100 = -60.55%
Formula
Percentage change = [(101 - 256) / 256] x 100
Subtract the new number by the original number
101 - 256 = -155
-155 ÷ 256 = -0.60546875
-0.60546875 x 100 = -60.55%