-99.86% is the change from 723 to 1
Calculation steps:
[( 1 - 723 ) ÷ 723] x 100 = -99.86%
Formula
Percentage change = [(1 - 723) / 723] x 100
Subtract the new number by the original number
1 - 723 = -722
-722 ÷ 723 = -0.9986168741355463
-0.9986168741355463 x 100 = -99.86%