39.12% is the change from 478 to 665
Calculation steps:
[( 665 - 478 ) ÷ 478] x 100 = 39.12%
Formula
Percentage change = [(665 - 478) / 478] x 100
Subtract the new number by the original number
665 - 478 = 187
187 ÷ 478 = 0.3912133891213389
0.3912133891213389 x 100 = 39.12%