10.49% is the change from 820 to 906
Calculation steps:
[( 906 - 820 ) ÷ 820] x 100 = 10.49%
Formula
Percentage change = [(906 - 820) / 820] x 100
Subtract the new number by the original number
906 - 820 = 86
86 ÷ 820 = 0.1048780487804878
0.1048780487804878 x 100 = 10.49%