10.37% is the change from 820 to 905
Calculation steps:
[( 905 - 820 ) ÷ 820] x 100 = 10.37%
Formula
Percentage change = [(905 - 820) / 820] x 100
Subtract the new number by the original number
905 - 820 = 85
85 ÷ 820 = 0.10365853658536585
0.10365853658536585 x 100 = 10.37%