-64.98% is the change from 731 to 256
Calculation steps:
[( 256 - 731 ) ÷ 731] x 100 = -64.98%
Formula
Percentage change = [(256 - 731) / 731] x 100
Subtract the new number by the original number
256 - 731 = -475
-475 ÷ 731 = -0.6497948016415869
-0.6497948016415869 x 100 = -64.98%