-88.52% is the change from 723 to 83
Calculation steps:
[( 83 - 723 ) ÷ 723] x 100 = -88.52%
Formula
Percentage change = [(83 - 723) / 723] x 100
Subtract the new number by the original number
83 - 723 = -640
-640 ÷ 723 = -0.8852005532503457
-0.8852005532503457 x 100 = -88.52%