-57.07% is the change from 764 to 328
Calculation steps:
[( 328 - 764 ) ÷ 764] x 100 = -57.07%
Formula
Percentage change = [(328 - 764) / 764] x 100
Subtract the new number by the original number
328 - 764 = -436
-436 ÷ 764 = -0.5706806282722513
-0.5706806282722513 x 100 = -57.07%