-64.35% is the change from 718 to 256
Calculation steps:
[( 256 - 718 ) ÷ 718] x 100 = -64.35%
Formula
Percentage change = [(256 - 718) / 718] x 100
Subtract the new number by the original number
256 - 718 = -462
-462 ÷ 718 = -0.6434540389972145
-0.6434540389972145 x 100 = -64.35%