-57.97% is the change from 728 to 306
Calculation steps:
[( 306 - 728 ) ÷ 728] x 100 = -57.97%
Formula
Percentage change = [(306 - 728) / 728] x 100
Subtract the new number by the original number
306 - 728 = -422
-422 ÷ 728 = -0.5796703296703297
-0.5796703296703297 x 100 = -57.97%