39.25% is the change from 451 to 628
Calculation steps:
[( 628 - 451 ) ÷ 451] x 100 = 39.25%
Formula
Percentage change = [(628 - 451) / 451] x 100
Subtract the new number by the original number
628 - 451 = 177
177 ÷ 451 = 0.3924611973392461
0.3924611973392461 x 100 = 39.25%