-83.06% is the change from 726 to 123
Calculation steps:
[( 123 - 726 ) ÷ 726] x 100 = -83.06%
Formula
Percentage change = [(123 - 726) / 726] x 100
Subtract the new number by the original number
123 - 726 = -603
-603 ÷ 726 = -0.8305785123966942
-0.8305785123966942 x 100 = -83.06%