45.71% is the change from 455 to 663
Calculation steps:
[( 663 - 455 ) ÷ 455] x 100 = 45.71%
Formula
Percentage change = [(663 - 455) / 455] x 100
Subtract the new number by the original number
663 - 455 = 208
208 ÷ 455 = 0.45714285714285713
0.45714285714285713 x 100 = 45.71%