-87.91% is the change from 728 to 88
Calculation steps:
[( 88 - 728 ) ÷ 728] x 100 = -87.91%
Formula
Percentage change = [(88 - 728) / 728] x 100
Subtract the new number by the original number
88 - 728 = -640
-640 ÷ 728 = -0.8791208791208791
-0.8791208791208791 x 100 = -87.91%