-62.07% is the change from 675 to 256
Calculation steps:
[( 256 - 675 ) ÷ 675] x 100 = -62.07%
Formula
Percentage change = [(256 - 675) / 675] x 100
Subtract the new number by the original number
256 - 675 = -419
-419 ÷ 675 = -0.6207407407407407
-0.6207407407407407 x 100 = -62.07%