-37.07% is the change from 723 to 455
Calculation steps:
[( 455 - 723 ) ÷ 723] x 100 = -37.07%
Formula
Percentage change = [(455 - 723) / 723] x 100
Subtract the new number by the original number
455 - 723 = -268
-268 ÷ 723 = -0.3706777316735823
-0.3706777316735823 x 100 = -37.07%