10.35% is the change from 821 to 906
Calculation steps:
[( 906 - 821 ) ÷ 821] x 100 = 10.35%
Formula
Percentage change = [(906 - 821) / 821] x 100
Subtract the new number by the original number
906 - 821 = 85
85 ÷ 821 = 0.10353227771010962
0.10353227771010962 x 100 = 10.35%