-64.53% is the change from 764 to 271
Calculation steps:
[( 271 - 764 ) ÷ 764] x 100 = -64.53%
Formula
Percentage change = [(271 - 764) / 764] x 100
Subtract the new number by the original number
271 - 764 = -493
-493 ÷ 764 = -0.6452879581151832
-0.6452879581151832 x 100 = -64.53%