99.12% is the change from 454 to 904
Calculation steps:
[( 904 - 454 ) ÷ 454] x 100 = 99.12%
Formula
Percentage change = [(904 - 454) / 454] x 100
Subtract the new number by the original number
904 - 454 = 450
450 ÷ 454 = 0.9911894273127754
0.9911894273127754 x 100 = 99.12%