-89.29% is the change from 728 to 78
Calculation steps:
[( 78 - 728 ) ÷ 728] x 100 = -89.29%
Formula
Percentage change = [(78 - 728) / 728] x 100
Subtract the new number by the original number
78 - 728 = -650
-650 ÷ 728 = -0.8928571428571429
-0.8928571428571429 x 100 = -89.29%