20.73% is the change from 82 to 99
Calculation steps:
[( 99 - 82 ) ÷ 82] x 100 = 20.73%
Formula
Percentage change = [(99 - 82) / 82] x 100
Subtract the new number by the original number
99 - 82 = 17
17 ÷ 82 = 0.2073170731707317
0.2073170731707317 x 100 = 20.73%