40.48% is the change from 331 to 465
Calculation steps:
[( 465 - 331 ) ÷ 331] x 100 = 40.48%
Formula
Percentage change = [(465 - 331) / 331] x 100
Subtract the new number by the original number
465 - 331 = 134
134 ÷ 331 = 0.40483383685800606
0.40483383685800606 x 100 = 40.48%