-8.11% is the change from 950 to 873
Calculation steps:
[( 873 - 950 ) ÷ 950] x 100 = -8.11%
Formula
Percentage change = [(873 - 950) / 950] x 100
Subtract the new number by the original number
873 - 950 = -77
-77 ÷ 950 = -0.08105263157894736
-0.08105263157894736 x 100 = -8.11%