45.68% is the change from 451 to 657
Calculation steps:
[( 657 - 451 ) ÷ 451] x 100 = 45.68%
Formula
Percentage change = [(657 - 451) / 451] x 100
Subtract the new number by the original number
657 - 451 = 206
206 ÷ 451 = 0.4567627494456763
0.4567627494456763 x 100 = 45.68%