9.07% is the change from 871 to 950
Calculation steps:
[( 950 - 871 ) ÷ 871] x 100 = 9.07%
Formula
Percentage change = [(950 - 871) / 871] x 100
Subtract the new number by the original number
950 - 871 = 79
79 ÷ 871 = 0.09070034443168772
0.09070034443168772 x 100 = 9.07%