87.12% is the change from 458 to 857
Calculation steps:
[( 857 - 458 ) ÷ 458] x 100 = 87.12%
Formula
Percentage change = [(857 - 458) / 458] x 100
Subtract the new number by the original number
857 - 458 = 399
399 ÷ 458 = 0.87117903930131
0.87117903930131 x 100 = 87.12%