-14.53% is the change from 950 to 812
Calculation steps:
[( 812 - 950 ) ÷ 950] x 100 = -14.53%
Formula
Percentage change = [(812 - 950) / 950] x 100
Subtract the new number by the original number
812 - 950 = -138
-138 ÷ 950 = -0.14526315789473684
-0.14526315789473684 x 100 = -14.53%