6.32% is the change from 855 to 909
Calculation steps:
[( 909 - 855 ) ÷ 855] x 100 = 6.32%
Formula
Percentage change = [(909 - 855) / 855] x 100
Subtract the new number by the original number
909 - 855 = 54
54 ÷ 855 = 0.06315789473684211
0.06315789473684211 x 100 = 6.32%