-13.74% is the change from 728 to 628
Calculation steps:
[( 628 - 728 ) ÷ 728] x 100 = -13.74%
Formula
Percentage change = [(628 - 728) / 728] x 100
Subtract the new number by the original number
628 - 728 = -100
-100 ÷ 728 = -0.13736263736263737
-0.13736263736263737 x 100 = -13.74%