-8.89% is the change from 720 to 656
Calculation steps:
[( 656 - 720 ) ÷ 720] x 100 = -8.89%
Formula
Percentage change = [(656 - 720) / 720] x 100
Subtract the new number by the original number
656 - 720 = -64
-64 ÷ 720 = -0.08888888888888889
-0.08888888888888889 x 100 = -8.89%