-76.95% is the change from 256 to 59
Calculation steps:
[( 59 - 256 ) ÷ 256] x 100 = -76.95%
Formula
Percentage change = [(59 - 256) / 256] x 100
Subtract the new number by the original number
59 - 256 = -197
-197 ÷ 256 = -0.76953125
-0.76953125 x 100 = -76.95%