46.79% is the change from 312 to 458
Calculation steps:
[( 458 - 312 ) ÷ 312] x 100 = 46.79%
Formula
Percentage change = [(458 - 312) / 312] x 100
Subtract the new number by the original number
458 - 312 = 146
146 ÷ 312 = 0.46794871794871795
0.46794871794871795 x 100 = 46.79%