99.56% is the change from 454 to 906
Calculation steps:
[( 906 - 454 ) ÷ 454] x 100 = 99.56%
Formula
Percentage change = [(906 - 454) / 454] x 100
Subtract the new number by the original number
906 - 454 = 452
452 ÷ 454 = 0.9955947136563876
0.9955947136563876 x 100 = 99.56%