-89.92% is the change from 764 to 77
Calculation steps:
[( 77 - 764 ) ÷ 764] x 100 = -89.92%
Formula
Percentage change = [(77 - 764) / 764] x 100
Subtract the new number by the original number
77 - 764 = -687
-687 ÷ 764 = -0.8992146596858639
-0.8992146596858639 x 100 = -89.92%