-87.83% is the change from 764 to 93
Calculation steps:
[( 93 - 764 ) ÷ 764] x 100 = -87.83%
Formula
Percentage change = [(93 - 764) / 764] x 100
Subtract the new number by the original number
93 - 764 = -671
-671 ÷ 764 = -0.8782722513089005
-0.8782722513089005 x 100 = -87.83%