-75.78% is the change from 256 to 62
Calculation steps:
[( 62 - 256 ) ÷ 256] x 100 = -75.78%
Formula
Percentage change = [(62 - 256) / 256] x 100
Subtract the new number by the original number
62 - 256 = -194
-194 ÷ 256 = -0.7578125
-0.7578125 x 100 = -75.78%