-62.46% is the change from 682 to 256
Calculation steps:
[( 256 - 682 ) ÷ 682] x 100 = -62.46%
Formula
Percentage change = [(256 - 682) / 682] x 100
Subtract the new number by the original number
256 - 682 = -426
-426 ÷ 682 = -0.624633431085044
-0.624633431085044 x 100 = -62.46%