-67.55% is the change from 789 to 256
Calculation steps:
[( 256 - 789 ) ÷ 789] x 100 = -67.55%
Formula
Percentage change = [(256 - 789) / 789] x 100
Subtract the new number by the original number
256 - 789 = -533
-533 ÷ 789 = -0.6755386565272496
-0.6755386565272496 x 100 = -67.55%