-64.78% is the change from 724 to 255
Calculation steps:
[( 255 - 724 ) ÷ 724] x 100 = -64.78%
Formula
Percentage change = [(255 - 724) / 724] x 100
Subtract the new number by the original number
255 - 724 = -469
-469 ÷ 724 = -0.6477900552486188
-0.6477900552486188 x 100 = -64.78%