30.6% is the change from 366 to 478
Calculation steps:
[( 478 - 366 ) ÷ 366] x 100 = 30.6%
Formula
Percentage change = [(478 - 366) / 366] x 100
Subtract the new number by the original number
478 - 366 = 112
112 ÷ 366 = 0.30601092896174864
0.30601092896174864 x 100 = 30.6%