30.3% is the change from 396 to 516
Calculation steps:
[( 516 - 396 ) ÷ 396] x 100 = 30.3%
Formula
Percentage change = [(516 - 396) / 396] x 100
Subtract the new number by the original number
516 - 396 = 120
120 ÷ 396 = 0.30303030303030304
0.30303030303030304 x 100 = 30.3%