4.5% is the change from 311 to 325
Calculation steps:
[( 325 - 311 ) ÷ 311] x 100 = 4.5%
Formula
Percentage change = [(325 - 311) / 311] x 100
Subtract the new number by the original number
325 - 311 = 14
14 ÷ 311 = 0.04501607717041801
0.04501607717041801 x 100 = 4.5%