-99.04% is the change from 728 to 7
Calculation steps:
[( 7 - 728 ) ÷ 728] x 100 = -99.04%
Formula
Percentage change = [(7 - 728) / 728] x 100
Subtract the new number by the original number
7 - 728 = -721
-721 ÷ 728 = -0.9903846153846154
-0.9903846153846154 x 100 = -99.04%