47.45% is the change from 451 to 665
Calculation steps:
[( 665 - 451 ) ÷ 451] x 100 = 47.45%
Formula
Percentage change = [(665 - 451) / 451] x 100
Subtract the new number by the original number
665 - 451 = 214
214 ÷ 451 = 0.4745011086474501
0.4745011086474501 x 100 = 47.45%