45.83% is the change from 456 to 665
Calculation steps:
[( 665 - 456 ) ÷ 456] x 100 = 45.83%
Formula
Percentage change = [(665 - 456) / 456] x 100
Subtract the new number by the original number
665 - 456 = 209
209 ÷ 456 = 0.4583333333333333
0.4583333333333333 x 100 = 45.83%