23.47% is the change from 311 to 384
Calculation steps:
[( 384 - 311 ) ÷ 311] x 100 = 23.47%
Formula
Percentage change = [(384 - 311) / 311] x 100
Subtract the new number by the original number
384 - 311 = 73
73 ÷ 311 = 0.2347266881028939
0.2347266881028939 x 100 = 23.47%