-38.6% is the change from 728 to 447
Calculation steps:
[( 447 - 728 ) ÷ 728] x 100 = -38.6%
Formula
Percentage change = [(447 - 728) / 728] x 100
Subtract the new number by the original number
447 - 728 = -281
-281 ÷ 728 = -0.385989010989011
-0.385989010989011 x 100 = -38.6%