-65.73% is the change from 747 to 256
Calculation steps:
[( 256 - 747 ) ÷ 747] x 100 = -65.73%
Formula
Percentage change = [(256 - 747) / 747] x 100
Subtract the new number by the original number
256 - 747 = -491
-491 ÷ 747 = -0.6572958500669344
-0.6572958500669344 x 100 = -65.73%