28.53% is the change from 312 to 401
Calculation steps:
[( 401 - 312 ) ÷ 312] x 100 = 28.53%
Formula
Percentage change = [(401 - 312) / 312] x 100
Subtract the new number by the original number
401 - 312 = 89
89 ÷ 312 = 0.28525641025641024
0.28525641025641024 x 100 = 28.53%