9.89% is the change from 839 to 922
Calculation steps:
[( 922 - 839 ) ÷ 839] x 100 = 9.89%
Formula
Percentage change = [(922 - 839) / 839] x 100
Subtract the new number by the original number
922 - 839 = 83
83 ÷ 839 = 0.09892729439809297
0.09892729439809297 x 100 = 9.89%