6.07% is the change from 857 to 909
Calculation steps:
[( 909 - 857 ) ÷ 857] x 100 = 6.07%
Formula
Percentage change = [(909 - 857) / 857] x 100
Subtract the new number by the original number
909 - 857 = 52
52 ÷ 857 = 0.060676779463243874
0.060676779463243874 x 100 = 6.07%