3.37% is the change from 475 to 491
Calculation steps:
[( 491 - 475 ) ÷ 475] x 100 = 3.37%
Formula
Percentage change = [(491 - 475) / 475] x 100
Subtract the new number by the original number
491 - 475 = 16
16 ÷ 475 = 0.03368421052631579
0.03368421052631579 x 100 = 3.37%