-99.45% is the change from 723 to 4
Calculation steps:
[( 4 - 723 ) ÷ 723] x 100 = -99.45%
Formula
Percentage change = [(4 - 723) / 723] x 100
Subtract the new number by the original number
4 - 723 = -719
-719 ÷ 723 = -0.9944674965421854
-0.9944674965421854 x 100 = -99.45%