31% is the change from 371 to 486
Calculation steps:
[( 486 - 371 ) ÷ 371] x 100 = 31%
Formula
Percentage change = [(486 - 371) / 371] x 100
Subtract the new number by the original number
486 - 371 = 115
115 ÷ 371 = 0.30997304582210244
0.30997304582210244 x 100 = 31%