16.69% is the change from 821 to 958
Calculation steps:
[( 958 - 821 ) ÷ 821] x 100 = 16.69%
Formula
Percentage change = [(958 - 821) / 821] x 100
Subtract the new number by the original number
958 - 821 = 137
137 ÷ 821 = 0.1668696711327649
0.1668696711327649 x 100 = 16.69%