18.29% is the change from 82 to 97
Calculation steps:
[( 97 - 82 ) ÷ 82] x 100 = 18.29%
Formula
Percentage change = [(97 - 82) / 82] x 100
Subtract the new number by the original number
97 - 82 = 15
15 ÷ 82 = 0.18292682926829268
0.18292682926829268 x 100 = 18.29%