30.56% is the change from 396 to 517
Calculation steps:
[( 517 - 396 ) ÷ 396] x 100 = 30.56%
Formula
Percentage change = [(517 - 396) / 396] x 100
Subtract the new number by the original number
517 - 396 = 121
121 ÷ 396 = 0.3055555555555556
0.3055555555555556 x 100 = 30.56%