-64.64% is the change from 724 to 256
Calculation steps:
[( 256 - 724 ) ÷ 724] x 100 = -64.64%
Formula
Percentage change = [(256 - 724) / 724] x 100
Subtract the new number by the original number
256 - 724 = -468
-468 ÷ 724 = -0.6464088397790055
-0.6464088397790055 x 100 = -64.64%