45.39% is the change from 456 to 663
Calculation steps:
[( 663 - 456 ) ÷ 456] x 100 = 45.39%
Formula
Percentage change = [(663 - 456) / 456] x 100
Subtract the new number by the original number
663 - 456 = 207
207 ÷ 456 = 0.45394736842105265
0.45394736842105265 x 100 = 45.39%