-9.39% is the change from 724 to 656
Calculation steps:
[( 656 - 724 ) ÷ 724] x 100 = -9.39%
Formula
Percentage change = [(656 - 724) / 724] x 100
Subtract the new number by the original number
656 - 724 = -68
-68 ÷ 724 = -0.09392265193370165
-0.09392265193370165 x 100 = -9.39%