46.83% is the change from 331 to 486
Calculation steps:
[( 486 - 331 ) ÷ 331] x 100 = 46.83%
Formula
Percentage change = [(486 - 331) / 331] x 100
Subtract the new number by the original number
486 - 331 = 155
155 ÷ 331 = 0.46827794561933533
0.46827794561933533 x 100 = 46.83%