23.08% is the change from 312 to 384
Calculation steps:
[( 384 - 312 ) ÷ 312] x 100 = 23.08%
Formula
Percentage change = [(384 - 312) / 312] x 100
Subtract the new number by the original number
384 - 312 = 72
72 ÷ 312 = 0.23076923076923078
0.23076923076923078 x 100 = 23.08%