-83.01% is the change from 724 to 123
Calculation steps:
[( 123 - 724 ) ÷ 724] x 100 = -83.01%
Formula
Percentage change = [(123 - 724) / 724] x 100
Subtract the new number by the original number
123 - 724 = -601
-601 ÷ 724 = -0.830110497237569
-0.830110497237569 x 100 = -83.01%