-64.39% is the change from 719 to 256
Calculation steps:
[( 256 - 719 ) ÷ 719] x 100 = -64.39%
Formula
Percentage change = [(256 - 719) / 719] x 100
Subtract the new number by the original number
256 - 719 = -463
-463 ÷ 719 = -0.6439499304589708
-0.6439499304589708 x 100 = -64.39%