45.4% is the change from 315 to 458
Calculation steps:
[( 458 - 315 ) ÷ 315] x 100 = 45.4%
Formula
Percentage change = [(458 - 315) / 315] x 100
Subtract the new number by the original number
458 - 315 = 143
143 ÷ 315 = 0.45396825396825397
0.45396825396825397 x 100 = 45.4%