38.07% is the change from 486 to 671
Calculation steps:
[( 671 - 486 ) ÷ 486] x 100 = 38.07%
Formula
Percentage change = [(671 - 486) / 486] x 100
Subtract the new number by the original number
671 - 486 = 185
185 ÷ 486 = 0.38065843621399176
0.38065843621399176 x 100 = 38.07%