77.95% is the change from 458 to 815
Calculation steps:
[( 815 - 458 ) ÷ 458] x 100 = 77.95%
Formula
Percentage change = [(815 - 458) / 458] x 100
Subtract the new number by the original number
815 - 458 = 357
357 ÷ 458 = 0.7794759825327511
0.7794759825327511 x 100 = 77.95%