48.22% is the change from 309 to 458
Calculation steps:
[( 458 - 309 ) ÷ 309] x 100 = 48.22%
Formula
Percentage change = [(458 - 309) / 309] x 100
Subtract the new number by the original number
458 - 309 = 149
149 ÷ 309 = 0.48220064724919093
0.48220064724919093 x 100 = 48.22%