-55.51% is the change from 726 to 323
Calculation steps:
[( 323 - 726 ) ÷ 726] x 100 = -55.51%
Formula
Percentage change = [(323 - 726) / 726] x 100
Subtract the new number by the original number
323 - 726 = -403
-403 ÷ 726 = -0.5550964187327824
-0.5550964187327824 x 100 = -55.51%