-19.58% is the change from 950 to 764
Calculation steps:
[( 764 - 950 ) ÷ 950] x 100 = -19.58%
Formula
Percentage change = [(764 - 950) / 950] x 100
Subtract the new number by the original number
764 - 950 = -186
-186 ÷ 950 = -0.1957894736842105
-0.1957894736842105 x 100 = -19.58%