5.47% is the change from 311 to 328
Calculation steps:
[( 328 - 311 ) ÷ 311] x 100 = 5.47%
Formula
Percentage change = [(328 - 311) / 311] x 100
Subtract the new number by the original number
328 - 311 = 17
17 ÷ 311 = 0.05466237942122187
0.05466237942122187 x 100 = 5.47%