-75% is the change from 764 to 191
Calculation steps:
[( 191 - 764 ) ÷ 764] x 100 = -75%
Formula
Percentage change = [(191 - 764) / 764] x 100
Subtract the new number by the original number
191 - 764 = -573
-573 ÷ 764 = -0.75
-0.75 x 100 = -75%
Example