34.09% is the change from 308 to 413
Calculation steps:
[( 413 - 308 ) ÷ 308] x 100 = 34.09%
Formula
Percentage change = [(413 - 308) / 308] x 100
Subtract the new number by the original number
413 - 308 = 105
105 ÷ 308 = 0.3409090909090909
0.3409090909090909 x 100 = 34.09%